40069113 has 48 divisors (see below), whose sum is σ = 65499840. Its totient is φ = 21700224.

The previous prime is 40069093. The next prime is 40069129. The reversal of 40069113 is 31196004.

It is not a de Polignac number, because 40069113 - 2¹² = 40065017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40061113) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 288198 + ... + 288336.

It is an arithmetic number, because the mean of its divisors is an integer number (1364580).

Almost surely, 2^40069113 is an apocalyptic number.

It is an amenable number.

40069113 is a deficient number, since it is larger than the sum of its proper divisors (25430727).

40069113 is a wasteful number, since it uses less digits than its factorization.

40069113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 239 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 40069113 is about 6330.0168246222. The cubic root of 40069113 is about 342.1920452806.

The spelling of 40069113 in words is "forty million, sixty-nine thousand, one hundred thirteen".