31969731131134 has 16 divisors (see below), whose sum is σ = 48463170407568. Its totient is φ = 15815437569792.

The previous prime is 31969731131113. The next prime is 31969731131137. The reversal of 31969731131134 is 43113113796913.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31969731131137) 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, 23479752 + ... + 24803995.

It is an arithmetic number, because the mean of its divisors is an integer number (3028948150473).

Almost surely, 2^{31969731131134} is an apocalyptic number.

31969731131134 is a deficient number, since it is larger than the sum of its proper divisors (16493439276434).

31969731131134 is a wasteful number, since it uses less digits than its factorization.

31969731131134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48287259.

The product of its digits is 1102248, while the sum is 52.

The spelling of 31969731131134 in words is "thirty-one trillion, nine hundred sixty-nine billion, seven hundred thirty-one million, one hundred thirty-one thousand, one hundred thirty-four".