102651113 has 2 divisors, whose sum is σ = 102651114. Its totient is φ = 102651112.

The previous prime is 102651041. The next prime is 102651119. The reversal of 102651113 is 311156201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95511529 + 7139584 = 9773^2 + 2672^2 .

It is a cyclic number.

It is not a de Polignac number, because 102651113 - 2¹⁶ = 102585577 is a prime.

It is not a weakly prime, because it can be changed into another prime (102651119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51325556 + 51325557.

It is an arithmetic number, because the mean of its divisors is an integer number (51325557).

Almost surely, 2^102651113 is an apocalyptic number.

It is an amenable number.

102651113 is a deficient number, since it is larger than the sum of its proper divisors (1).

102651113 is an equidigital number, since it uses as much as digits as its factorization.

102651113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 102651113 is about 10131.6885562082. The cubic root of 102651113 is about 468.2249524271.

The spelling of 102651113 in words is "one hundred two million, six hundred fifty-one thousand, one hundred thirteen".