3051661225 has 12 divisors (see below), whose sum is σ = 3823073884. Its totient is φ = 2416158720.

The previous prime is 3051661187. The next prime is 3051661253. The reversal of 3051661225 is 5221661503.

It can be written as a sum of positive squares in 6 ways, for example, as 6718464 + 3044942761 = 2592^2 + 55181^2 .

It is not a de Polignac number, because 3051661225 - 2¹⁵ = 3051628457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 626784 + ... + 631633.

Almost surely, 2^3051661225 is an apocalyptic number.

It is an amenable number.

3051661225 is a deficient number, since it is larger than the sum of its proper divisors (771412659).

3051661225 is a wasteful number, since it uses less digits than its factorization.

3051661225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1258524 (or 1258519 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 3051661225 is about 55241.8430630261. The cubic root of 3051661225 is about 1450.4812077049.

The spelling of 3051661225 in words is "three billion, fifty-one million, six hundred sixty-one thousand, two hundred twenty-five".