31134035442 has 32 divisors (see below), whose sum is σ = 64019808000. Its totient is φ = 10089020288.

The previous prime is 31134035437. The next prime is 31134035453. The reversal of 31134035442 is 24453043113.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328467 + ... + 412502.

It is an arithmetic number, because the mean of its divisors is an integer number (2000619000).

Almost surely, 2^31134035442 is an apocalyptic number.

31134035442 is an abundant number, since it is smaller than the sum of its proper divisors (32885772558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31134035442 is a wasteful number, since it uses less digits than its factorization.

31134035442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741170.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 31134035442 its reverse (24453043113), we get a palindrome (55587078555).

The spelling of 31134035442 in words is "thirty-one billion, one hundred thirty-four million, thirty-five thousand, four hundred forty-two".