31140034412 has 6 divisors (see below), whose sum is σ = 54495060228. Its totient is φ = 15570017204.

The previous prime is 31140034391. The next prime is 31140034447. The reversal of 31140034412 is 21443004113.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3892504298 + ... + 3892504305.

It is an arithmetic number, because the mean of its divisors is an integer number (9082510038).

Almost surely, 2^31140034412 is an apocalyptic number.

It is an amenable number.

31140034412 is a deficient number, since it is larger than the sum of its proper divisors (23355025816).

31140034412 is a wasteful number, since it uses less digits than its factorization.

31140034412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7785008607 (or 7785008605 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 31140034412 its reverse (21443004113), we get a palindrome (52583038525).

The spelling of 31140034412 in words is "thirty-one billion, one hundred forty million, thirty-four thousand, four hundred twelve".