652417091 has 2 divisors, whose sum is σ = 652417092. Its totient is φ = 652417090.

The previous prime is 652417067. The next prime is 652417099. The reversal of 652417091 is 190714256.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 652417091 - 2¹⁸ = 652154947 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (652417099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326208545 + 326208546.

It is an arithmetic number, because the mean of its divisors is an integer number (326208546).

Almost surely, 2^652417091 is an apocalyptic number.

652417091 is a deficient number, since it is larger than the sum of its proper divisors (1).

652417091 is an equidigital number, since it uses as much as digits as its factorization.

652417091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 652417091 is about 25542.4566359620. The cubic root of 652417091 is about 867.3115098456.

The spelling of 652417091 in words is "six hundred fifty-two million, four hundred seventeen thousand, ninety-one".