2516344531 has 2 divisors, whose sum is σ = 2516344532. Its totient is φ = 2516344530.

The previous prime is 2516344511. The next prime is 2516344541. The reversal of 2516344531 is 1354436152.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2516344531 - 2⁵ = 2516344499 is a prime.

It is a super-2 number, since 2×2516344531² = 12663979597387219922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2516344511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1258172265 + 1258172266.

It is an arithmetic number, because the mean of its divisors is an integer number (1258172266).

Almost surely, 2^2516344531 is an apocalyptic number.

2516344531 is a deficient number, since it is larger than the sum of its proper divisors (1).

2516344531 is an equidigital number, since it uses as much as digits as its factorization.

2516344531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 34.

The square root of 2516344531 is about 50163.1790360220. The cubic root of 2516344531 is about 1360.1601114479.

The spelling of 2516344531 in words is "two billion, five hundred sixteen million, three hundred forty-four thousand, five hundred thirty-one".