40077101 has 4 divisors (see below), whose sum is σ = 41459100. Its totient is φ = 38695104.

The previous prime is 40077097. The next prime is 40077119. The reversal of 40077101 is 10177004.

40077101 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 26275876 + 13801225 = 5126^2 + 3715^2 .

It is a cyclic number.

It is not a de Polignac number, because 40077101 - 2² = 40077097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40077151) 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, 690956 + ... + 691013.

It is an arithmetic number, because the mean of its divisors is an integer number (10364775).

Almost surely, 2^40077101 is an apocalyptic number.

It is an amenable number.

40077101 is a deficient number, since it is larger than the sum of its proper divisors (1381999).

40077101 is a wasteful number, since it uses less digits than its factorization.

40077101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381998.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 40077101 is about 6330.6477551669. The cubic root of 40077101 is about 342.2147830640.

The spelling of 40077101 in words is "forty million, seventy-seven thousand, one hundred one".