5151125 has 36 divisors (see below), whose sum is σ = 7744932. Its totient is φ = 3410400.

The previous prime is 5151061. The next prime is 5151131. The reversal of 5151125 is 5211515.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 6 ways, for example, as 1552516 + 3598609 = 1246^2 + 1897^2 .

It is not a de Polignac number, because 5151125 - 2⁶ = 5151061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5151097 and 5151106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 177611 + ... + 177639.

It is an arithmetic number, because the mean of its divisors is an integer number (215137).

Almost surely, 2^5151125 is an apocalyptic number.

It is an amenable number.

5151125 is a deficient number, since it is larger than the sum of its proper divisors (2593807).

5151125 is an equidigital number, since it uses as much as digits as its factorization.

5151125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87 (or 41 counting only the distinct ones).

The product of its digits is 250, while the sum is 20.

The square root of 5151125 is about 2269.6089971623. The cubic root of 5151125 is about 172.7033239272.

Multiplying 5151125 by its sum of digits (20), we get a square (103022500 = 10150²).

The spelling of 5151125 in words is "five million, one hundred fifty-one thousand, one hundred twenty-five".