2505125146 has 4 divisors (see below), whose sum is σ = 3757687722. Its totient is φ = 1252562572.

The previous prime is 2505125113. The next prime is 2505125179. The reversal of 2505125146 is 6415215052.

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

It is an interprime number because it is at equal distance from previous prime (2505125113) and next prime (2505125179).

It can be written as a sum of positive squares in only one way, i.e., 2498900121 + 6225025 = 49989^2 + 2495^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626281285 + ... + 626281288.

Almost surely, 2^2505125146 is an apocalyptic number.

2505125146 is a deficient number, since it is larger than the sum of its proper divisors (1252562576).

2505125146 is a wasteful number, since it uses less digits than its factorization.

2505125146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252562575.

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 2505125146 is about 50051.2252197686. The cubic root of 2505125146 is about 1358.1356276804.

The spelling of 2505125146 in words is "two billion, five hundred five million, one hundred twenty-five thousand, one hundred forty-six".