40941001 has 4 divisors (see below), whose sum is σ = 41939604. Its totient is φ = 39942400.

The previous prime is 40940957. The next prime is 40941007. The reversal of 40941001 is 10014904.

40941001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4326400 + 36614601 = 2080^2 + 6051^2 .

It is a cyclic number.

It is not a de Polignac number, because 40941001 - 2¹³ = 40932809 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40941001.

It is not an unprimeable number, because it can be changed into a prime (40941007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499240 + ... + 499321.

It is an arithmetic number, because the mean of its divisors is an integer number (10484901).

Almost surely, 2^40941001 is an apocalyptic number.

40941001 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

40941001 is a deficient number, since it is larger than the sum of its proper divisors (998603).

40941001 is an equidigital number, since it uses as much as digits as its factorization.

40941001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998602.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 40941001 is about 6398.5155309650. The cubic root of 40941001 is about 344.6562451512.

Adding to 40941001 its reverse (10014904), we get a palindrome (50955905).

The spelling of 40941001 in words is "forty million, nine hundred forty-one thousand, one".