87525853 has 2 divisors, whose sum is σ = 87525854. Its totient is φ = 87525852.

The previous prime is 87525847. The next prime is 87525859. The reversal of 87525853 is 35852578.

It is a balanced prime because it is at equal distance from previous prime (87525847) and next prime (87525859).

It can be written as a sum of positive squares in only one way, i.e., 58171129 + 29354724 = 7627^2 + 5418^2 .

It is a cyclic number.

It is not a de Polignac number, because 87525853 - 2²¹ = 85428701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87525859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43762926 + 43762927.

It is an arithmetic number, because the mean of its divisors is an integer number (43762927).

Almost surely, 2^87525853 is an apocalyptic number.

It is an amenable number.

87525853 is a deficient number, since it is larger than the sum of its proper divisors (1).

87525853 is an equidigital number, since it uses as much as digits as its factorization.

87525853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 336000, while the sum is 43.

The square root of 87525853 is about 9355.5252658523. The cubic root of 87525853 is about 443.9957203413.

The spelling of 87525853 in words is "eighty-seven million, five hundred twenty-five thousand, eight hundred fifty-three".