1016326013 has 2 divisors, whose sum is σ = 1016326014. Its totient is φ = 1016326012.

The previous prime is 1016325997. The next prime is 1016326033. The reversal of 1016326013 is 3106236101.

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., 799588729 + 216737284 = 28277^2 + 14722^2 .

It is a cyclic number.

It is not a de Polignac number, because 1016326013 - 2⁴ = 1016325997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1016326013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1016326033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 508163006 + 508163007.

It is an arithmetic number, because the mean of its divisors is an integer number (508163007).

Almost surely, 2^1016326013 is an apocalyptic number.

It is an amenable number.

1016326013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1016326013 is an equidigital number, since it uses as much as digits as its factorization.

1016326013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 1016326013 is about 31879.8684595781. The cubic root of 1016326013 is about 1005.4126546452.

The spelling of 1016326013 in words is "one billion, sixteen million, three hundred twenty-six thousand, thirteen".