39937091039 has 4 divisors (see below), whose sum is σ = 39939740400. Its totient is φ = 39934441680.

The previous prime is 39937091023. The next prime is 39937091041. The reversal of 39937091039 is 93019073993.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93019073993 = 91711 ⋅1014263.

It is a cyclic number.

It is not a de Polignac number, because 39937091039 - 2⁴ = 39937091023 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 (39937091099) 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, 1301939 + ... + 1332260.

It is an arithmetic number, because the mean of its divisors is an integer number (9984935100).

Almost surely, 2^39937091039 is an apocalyptic number.

39937091039 is a deficient number, since it is larger than the sum of its proper divisors (2649361).

39937091039 is a wasteful number, since it uses less digits than its factorization.

39937091039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2649360.

The product of its (nonzero) digits is 1240029, while the sum is 53.

The spelling of 39937091039 in words is "thirty-nine billion, nine hundred thirty-seven million, ninety-one thousand, thirty-nine".