2314562981 has 4 divisors (see below), whose sum is σ = 2314659264. Its totient is φ = 2314466700.

The previous prime is 2314562977. The next prime is 2314562989. The reversal of 2314562981 is 1892654132.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2314562981 - 2² = 2314562977 is a prime.

It is a super-2 number, since 2×2314562981² = 10714403586031212722, 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 (2314562989) 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, 21476 + ... + 71346.

It is an arithmetic number, because the mean of its divisors is an integer number (578664816).

Almost surely, 2^2314562981 is an apocalyptic number.

It is an amenable number.

2314562981 is a deficient number, since it is larger than the sum of its proper divisors (96283).

2314562981 is an equidigital number, since it uses as much as digits as its factorization.

2314562981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96282.

The product of its digits is 103680, while the sum is 41.

The square root of 2314562981 is about 48109.9052275101. The cubic root of 2314562981 is about 1322.7862368823.

The spelling of 2314562981 in words is "two billion, three hundred fourteen million, five hundred sixty-two thousand, nine hundred eighty-one".