2311679971 has 2 divisors, whose sum is σ = 2311679972. Its totient is φ = 2311679970.

The previous prime is 2311679947. The next prime is 2311680001. The reversal of 2311679971 is 1799761132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2311679971 - 2²¹ = 2309582819 is a prime.

It is not a weakly prime, because it can be changed into another prime (2311679171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155839985 + 1155839986.

It is an arithmetic number, because the mean of its divisors is an integer number (1155839986).

Almost surely, 2^2311679971 is an apocalyptic number.

2311679971 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311679971 is an equidigital number, since it uses as much as digits as its factorization.

2311679971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 142884, while the sum is 46.

The square root of 2311679971 is about 48079.9331426324. The cubic root of 2311679971 is about 1322.2367896820.

The spelling of 2311679971 in words is "two billion, three hundred eleven million, six hundred seventy-nine thousand, nine hundred seventy-one".