12791134102 has 4 divisors (see below), whose sum is σ = 19186701156. Its totient is φ = 6395567050.

The previous prime is 12791134087. The next prime is 12791134117. The reversal of 12791134102 is 20143119721.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12791134087) and next prime (12791134117).

It is a super-2 number, since 2×12791134102² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3197783524 + ... + 3197783527.

It is an arithmetic number, because the mean of its divisors is an integer number (4796675289).

Almost surely, 2^12791134102 is an apocalyptic number.

12791134102 is a deficient number, since it is larger than the sum of its proper divisors (6395567054).

12791134102 is an equidigital number, since it uses as much as digits as its factorization.

12791134102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6395567053.

The product of its (nonzero) digits is 3024, while the sum is 31.

The spelling of 12791134102 in words is "twelve billion, seven hundred ninety-one million, one hundred thirty-four thousand, one hundred two".