2523261161 has 16 divisors (see below), whose sum is σ = 2802729600. Its totient is φ = 2260798848.

The previous prime is 2523261127. The next prime is 2523261173. The reversal of 2523261161 is 1611623252.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2523261161 is a prime.

It is a super-2 number, since 2×2523261161² = 12733693773222135842, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2523261101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6455 + ... + 71331.

It is an arithmetic number, because the mean of its divisors is an integer number (175170600).

Almost surely, 2^2523261161 is an apocalyptic number.

It is an amenable number.

2523261161 is a deficient number, since it is larger than the sum of its proper divisors (279468439).

2523261161 is a wasteful number, since it uses less digits than its factorization.

2523261161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65008.

The product of its digits is 4320, while the sum is 29.

The square root of 2523261161 is about 50232.0730310824. The cubic root of 2523261161 is about 1361.4051870780.

The spelling of 2523261161 in words is "two billion, five hundred twenty-three million, two hundred sixty-one thousand, one hundred sixty-one".