928656013 has 2 divisors, whose sum is σ = 928656014. Its totient is φ = 928656012.

The previous prime is 928655969. The next prime is 928656017. The reversal of 928656013 is 310656829.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 643789129 + 284866884 = 25373^2 + 16878^2 .

It is a cyclic number.

It is not a de Polignac number, because 928656013 - 2⁹ = 928655501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (928656017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 464328006 + 464328007.

It is an arithmetic number, because the mean of its divisors is an integer number (464328007).

Almost surely, 2^928656013 is an apocalyptic number.

It is an amenable number.

928656013 is a deficient number, since it is larger than the sum of its proper divisors (1).

928656013 is an equidigital number, since it uses as much as digits as its factorization.

928656013 is an evil number, because the sum of its binary digits is even.

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

The square root of 928656013 is about 30473.8578621086. The cubic root of 928656013 is about 975.6295782150.

The spelling of 928656013 in words is "nine hundred twenty-eight million, six hundred fifty-six thousand, thirteen".