964515613 has 2 divisors, whose sum is σ = 964515614. Its totient is φ = 964515612.

The previous prime is 964515583. The next prime is 964515619. The reversal of 964515613 is 316515469.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 925802329 + 38713284 = 30427^2 + 6222^2 .

It is a cyclic number.

It is not a de Polignac number, because 964515613 - 2¹³ = 964507421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (964515619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482257806 + 482257807.

It is an arithmetic number, because the mean of its divisors is an integer number (482257807).

Almost surely, 2^964515613 is an apocalyptic number.

It is an amenable number.

964515613 is a deficient number, since it is larger than the sum of its proper divisors (1).

964515613 is an equidigital number, since it uses as much as digits as its factorization.

964515613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 40.

The square root of 964515613 is about 31056.6516707774. The cubic root of 964515613 is about 988.0291413572.

The spelling of 964515613 in words is "nine hundred sixty-four million, five hundred fifteen thousand, six hundred thirteen".