11937486437 has 8 divisors (see below), whose sum is σ = 12014611200. Its totient is φ = 11860604784.

The previous prime is 11937486433. The next prime is 11937486467. The reversal of 11937486437 is 73468473911.

It is a happy number.

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 11937486437 - 2² = 11937486433 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 (11937486433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38264 + ... + 159182.

It is an arithmetic number, because the mean of its divisors is an integer number (1501826400).

Almost surely, 2^11937486437 is an apocalyptic number.

It is an amenable number.

11937486437 is a deficient number, since it is larger than the sum of its proper divisors (77124763).

11937486437 is a wasteful number, since it uses less digits than its factorization.

11937486437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121555.

The product of its digits is 3048192, while the sum is 53.

The spelling of 11937486437 in words is "eleven billion, nine hundred thirty-seven million, four hundred eighty-six thousand, four hundred thirty-seven".