2520553161 has 16 divisors (see below), whose sum is σ = 4066775424. Its totient is φ = 1355591424.

The previous prime is 2520553159. The next prime is 2520553163. The reversal of 2520553161 is 1613550252.

It is a happy number.

2520553161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2520553159) and next prime (2520553163).

It is not a de Polignac number, because 2520553161 - 2¹ = 2520553159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2520553163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3529830 + ... + 3530543.

It is an arithmetic number, because the mean of its divisors is an integer number (254173464).

Almost surely, 2^2520553161 is an apocalyptic number.

2520553161 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2520553161 is a deficient number, since it is larger than the sum of its proper divisors (1546222263).

2520553161 is a wasteful number, since it uses less digits than its factorization.

2520553161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7060400.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 2520553161 is about 50205.1109051658. The cubic root of 2520553161 is about 1360.9179862341.

The spelling of 2520553161 in words is "two billion, five hundred twenty million, five hundred fifty-three thousand, one hundred sixty-one".