652870087 has 2 divisors, whose sum is σ = 652870088. Its totient is φ = 652870086.

The previous prime is 652870067. The next prime is 652870109. The reversal of 652870087 is 780078256.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 652870087 - 2¹⁵ = 652837319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (652870037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326435043 + 326435044.

It is an arithmetic number, because the mean of its divisors is an integer number (326435044).

Almost surely, 2^652870087 is an apocalyptic number.

652870087 is a deficient number, since it is larger than the sum of its proper divisors (1).

652870087 is an equidigital number, since it uses as much as digits as its factorization.

652870087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 188160, while the sum is 43.

The square root of 652870087 is about 25551.3226076460. The cubic root of 652870087 is about 867.5121983075.

The spelling of 652870087 in words is "six hundred fifty-two million, eight hundred seventy thousand, eighty-seven".