2651513873 has 2 divisors, whose sum is σ = 2651513874. Its totient is φ = 2651513872.

The previous prime is 2651513861. The next prime is 2651513903. The reversal of 2651513873 is 3783151562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1927473409 + 724040464 = 43903^2 + 26908^2 .

It is a cyclic number.

It is not a de Polignac number, because 2651513873 - 2²⁰ = 2650465297 is a prime.

It is a super-2 number, since 2×2651513873² = 14061051637422920258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2651513873.

It is not a weakly prime, because it can be changed into another prime (2651593873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1325756936 + 1325756937.

It is an arithmetic number, because the mean of its divisors is an integer number (1325756937).

Almost surely, 2^2651513873 is an apocalyptic number.

It is an amenable number.

2651513873 is a deficient number, since it is larger than the sum of its proper divisors (1).

2651513873 is an equidigital number, since it uses as much as digits as its factorization.

2651513873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 41.

The square root of 2651513873 is about 51492.8526399538. The cubic root of 2651513873 is about 1384.0909678323.

The spelling of 2651513873 in words is "two billion, six hundred fifty-one million, five hundred thirteen thousand, eight hundred seventy-three".