7659013 has 2 divisors, whose sum is σ = 7659014. Its totient is φ = 7659012.

The previous prime is 7659011. The next prime is 7659017. The reversal of 7659013 is 3109567.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6066369 + 1592644 = 2463^2 + 1262^2 .

It is a cyclic number.

It is not a de Polignac number, because 7659013 - 2¹ = 7659011 is a prime.

Together with 7659011, 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 (7659011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3829506 + 3829507.

It is an arithmetic number, because the mean of its divisors is an integer number (3829507).

Almost surely, 2^7659013 is an apocalyptic number.

It is an amenable number.

7659013 is a deficient number, since it is larger than the sum of its proper divisors (1).

7659013 is an equidigital number, since it uses as much as digits as its factorization.

7659013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 7659013 is about 2767.4921860775. The cubic root of 7659013 is about 197.1170853529.

The spelling of 7659013 in words is "seven million, six hundred fifty-nine thousand, thirteen".