652611469 has 2 divisors, whose sum is σ = 652611470. Its totient is φ = 652611468.

The previous prime is 652611467. The next prime is 652611493. The reversal of 652611469 is 964116256.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 444155625 + 208455844 = 21075^2 + 14438^2 .

It is a cyclic number.

It is not a de Polignac number, because 652611469 - 2¹ = 652611467 is a prime.

It is a super-2 number, since 2×652611469² = 851803458940675922, which contains 22 as substring.

Together with 652611467, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (652611461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326305734 + 326305735.

It is an arithmetic number, because the mean of its divisors is an integer number (326305735).

Almost surely, 2^652611469 is an apocalyptic number.

It is an amenable number.

652611469 is a deficient number, since it is larger than the sum of its proper divisors (1).

652611469 is an equidigital number, since it uses as much as digits as its factorization.

652611469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 40.

The square root of 652611469 is about 25546.2613507339. The cubic root of 652611469 is about 867.3976354949.

The spelling of 652611469 in words is "six hundred fifty-two million, six hundred eleven thousand, four hundred sixty-nine".