525157 has 2 divisors, whose sum is σ = 525158. Its totient is φ = 525156.

The previous prime is 525143. The next prime is 525163. The reversal of 525157 is 751525.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 401956 + 123201 = 634^2 + 351^2 .

It is a cyclic number.

It is not a de Polignac number, because 525157 - 2⁷ = 525029 is a prime.

It is a nialpdrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262578 + 262579.

It is an arithmetic number, because the mean of its divisors is an integer number (262579).

2⁵²⁵¹⁵⁷ is an apocalyptic number.

It is an amenable number.

525157 is a deficient number, since it is larger than the sum of its proper divisors (1).

525157 is an equidigital number, since it uses as much as digits as its factorization.

525157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1750, while the sum is 25.

The square root of 525157 is about 724.6771695038. The cubic root of 525157 is about 80.6794730330.

The spelling of 525157 in words is "five hundred twenty-five thousand, one hundred fifty-seven".