1261114392392 has 32 divisors (see below), whose sum is σ = 2441019732480. Its totient is φ = 610178350080.

The previous prime is 1261114392389. The next prime is 1261114392403. The reversal of 1261114392392 is 2932934111621.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4020968 + ... + 4323240.

It is an arithmetic number, because the mean of its divisors is an integer number (76281866640).

Almost surely, 2^{1261114392392} is an apocalyptic number.

It is an amenable number.

1261114392392 is a deficient number, since it is larger than the sum of its proper divisors (1179905340088).

1261114392392 is a wasteful number, since it uses less digits than its factorization.

1261114392392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319133 (or 319129 counting only the distinct ones).

The product of its digits is 139968, while the sum is 44.

The spelling of 1261114392392 in words is "one trillion, two hundred sixty-one billion, one hundred fourteen million, three hundred ninety-two thousand, three hundred ninety-two".