5151257 has 2 divisors, whose sum is σ = 5151258. Its totient is φ = 5151256.

The previous prime is 5151253. The next prime is 5151269. The reversal of 5151257 is 7521515.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4343056 + 808201 = 2084^2 + 899^2 .

It is a cyclic number.

It is not a de Polignac number, because 5151257 - 2² = 5151253 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5151253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2575628 + 2575629.

It is an arithmetic number, because the mean of its divisors is an integer number (2575629).

Almost surely, 2^5151257 is an apocalyptic number.

It is an amenable number.

5151257 is a deficient number, since it is larger than the sum of its proper divisors (1).

5151257 is an equidigital number, since it uses as much as digits as its factorization.

5151257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1750, while the sum is 26.

The square root of 5151257 is about 2269.6380768748. The cubic root of 5151257 is about 172.7047991159.

The spelling of 5151257 in words is "five million, one hundred fifty-one thousand, two hundred fifty-seven".