40113131239 has 8 divisors (see below), whose sum is σ = 40504179600. Its totient is φ = 39722382336.

The previous prime is 40113131237. The next prime is 40113131257. The reversal of 40113131239 is 93213131104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40113131239 - 2¹ = 40113131237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40113131237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199207 + ... + 346279.

It is an arithmetic number, because the mean of its divisors is an integer number (5063022450).

Almost surely, 2^40113131239 is an apocalyptic number.

40113131239 is a deficient number, since it is larger than the sum of its proper divisors (391048361).

40113131239 is a wasteful number, since it uses less digits than its factorization.

40113131239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149729.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 40113131239 in words is "forty billion, one hundred thirteen million, one hundred thirty-one thousand, two hundred thirty-nine".