6311107479 has 4 divisors (see below), whose sum is σ = 8414809976. Its totient is φ = 4207404984.

The previous prime is 6311107403. The next prime is 6311107487. The reversal of 6311107479 is 9747011136.

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

It is not a de Polignac number, because 6311107479 - 2¹⁶ = 6311041943 is a prime.

It is a super-2 number, since 2×6311107479² = 79660155222979470882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6311107879) 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, 1051851244 + ... + 1051851249.

It is an arithmetic number, because the mean of its divisors is an integer number (2103702494).

Almost surely, 2^6311107479 is an apocalyptic number.

6311107479 is a deficient number, since it is larger than the sum of its proper divisors (2103702497).

6311107479 is a wasteful number, since it uses less digits than its factorization.

6311107479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2103702496.

The product of its (nonzero) digits is 31752, while the sum is 39.

The square root of 6311107479 is about 79442.4790587504. The cubic root of 6311107479 is about 1847.9995399846. Note that the first 3 decimals are identical.

The spelling of 6311107479 in words is "six billion, three hundred eleven million, one hundred seven thousand, four hundred seventy-nine".