2520113161 has 2 divisors, whose sum is σ = 2520113162. Its totient is φ = 2520113160.

The previous prime is 2520113131. The next prime is 2520113177. The reversal of 2520113161 is 1613110252.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2179489225 + 340623936 = 46685^2 + 18456^2 .

It is a cyclic number.

It is not a de Polignac number, because 2520113161 - 2⁵ = 2520113129 is a prime.

It is not a weakly prime, because it can be changed into another prime (2520113131) 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, 1260056580 + 1260056581.

It is an arithmetic number, because the mean of its divisors is an integer number (1260056581).

Almost surely, 2^2520113161 is an apocalyptic number.

It is an amenable number.

2520113161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520113161 is an equidigital number, since it uses as much as digits as its factorization.

2520113161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 2520113161 is about 50200.7286899304. The cubic root of 2520113161 is about 1360.8387921416.

The spelling of 2520113161 in words is "two billion, five hundred twenty million, one hundred thirteen thousand, one hundred sixty-one".