102801613 has 2 divisors, whose sum is σ = 102801614. Its totient is φ = 102801612.

The previous prime is 102801599. The next prime is 102801619. The reversal of 102801613 is 316108201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62694724 + 40106889 = 7918^2 + 6333^2 .

It is a cyclic number.

It is not a de Polignac number, because 102801613 - 2⁵ = 102801581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102801619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51400806 + 51400807.

It is an arithmetic number, because the mean of its divisors is an integer number (51400807).

Almost surely, 2^102801613 is an apocalyptic number.

It is an amenable number.

102801613 is a deficient number, since it is larger than the sum of its proper divisors (1).

102801613 is an equidigital number, since it uses as much as digits as its factorization.

102801613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 102801613 is about 10139.1130282683. The cubic root of 102801613 is about 468.4536670928.

Adding to 102801613 its reverse (316108201), we get a palindrome (418909814).

The spelling of 102801613 in words is "one hundred two million, eight hundred one thousand, six hundred thirteen".