40134041 has 4 divisors (see below), whose sum is σ = 40547892. Its totient is φ = 39720192.

The previous prime is 40134001. The next prime is 40134043. The reversal of 40134041 is 14043104.

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 6250000 + 33884041 = 2500^2 + 5821^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40134041 is a prime.

It is a super-2 number, since 2×40134041² = 3221482493979362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40134043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206780 + ... + 206973.

It is an arithmetic number, because the mean of its divisors is an integer number (10136973).

Almost surely, 2^40134041 is an apocalyptic number.

It is an amenable number.

40134041 is a deficient number, since it is larger than the sum of its proper divisors (413851).

40134041 is an equidigital number, since it uses as much as digits as its factorization.

40134041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413850.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 40134041 is about 6335.1433290810. The cubic root of 40134041 is about 342.3767748944.

Adding to 40134041 its reverse (14043104), we get a palindrome (54177145).

The spelling of 40134041 in words is "forty million, one hundred thirty-four thousand, forty-one".