2625102961 has 4 divisors (see below), whose sum is σ = 2827033972. Its totient is φ = 2423171952.

The previous prime is 2625102937. The next prime is 2625102983. The reversal of 2625102961 is 1692015262.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 506250000 + 2118852961 = 22500^2 + 46031^2 .

It is a cyclic number.

It is not a de Polignac number, because 2625102961 - 2¹¹ = 2625100913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2625102901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100965486 + ... + 100965511.

It is an arithmetic number, because the mean of its divisors is an integer number (706758493).

Almost surely, 2^2625102961 is an apocalyptic number.

It is an amenable number.

2625102961 is a deficient number, since it is larger than the sum of its proper divisors (201931011).

2625102961 is a wasteful number, since it uses less digits than its factorization.

2625102961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201931010.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 2625102961 is about 51235.7586164195. The cubic root of 2625102961 is about 1379.4801236114.

The spelling of 2625102961 in words is "two billion, six hundred twenty-five million, one hundred two thousand, nine hundred sixty-one".