652122619 has 2 divisors, whose sum is σ = 652122620. Its totient is φ = 652122618.

The previous prime is 652122593. The next prime is 652122631. The reversal of 652122619 is 916221256.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 652122619 - 2⁵ = 652122587 is a prime.

It is a super-2 number, since 2×652122619² = 850527820422838322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (652122659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326061309 + 326061310.

It is an arithmetic number, because the mean of its divisors is an integer number (326061310).

Almost surely, 2^652122619 is an apocalyptic number.

652122619 is a deficient number, since it is larger than the sum of its proper divisors (1).

652122619 is an equidigital number, since it uses as much as digits as its factorization.

652122619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 34.

The square root of 652122619 is about 25536.6916220563. The cubic root of 652122619 is about 867.1810016204.

The spelling of 652122619 in words is "six hundred fifty-two million, one hundred twenty-two thousand, six hundred nineteen".