6129713797 has 4 divisors (see below), whose sum is σ = 6134751756. Its totient is φ = 6124675840.

The previous prime is 6129713773. The next prime is 6129713809. The reversal of 6129713797 is 7973179216.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2985420321 + 3144293476 = 54639^2 + 56074^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6129713797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6129719797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2517154 + ... + 2519587.

It is an arithmetic number, because the mean of its divisors is an integer number (1533687939).

Almost surely, 2^6129713797 is an apocalyptic number.

It is an amenable number.

6129713797 is a deficient number, since it is larger than the sum of its proper divisors (5037959).

6129713797 is a wasteful number, since it uses less digits than its factorization.

6129713797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5037958.

The product of its digits is 1000188, while the sum is 52.

The square root of 6129713797 is about 78292.4887648873. The cubic root of 6129713797 is about 1830.1221013018.

The spelling of 6129713797 in words is "six billion, one hundred twenty-nine million, seven hundred thirteen thousand, seven hundred ninety-seven".