102514450993 has 2 divisors, whose sum is σ = 102514450994. Its totient is φ = 102514450992.

The previous prime is 102514450979. The next prime is 102514451009. The reversal of 102514450993 is 399054415201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92493840384 + 10020610609 = 304128^2 + 100103^2 .

It is a cyclic number.

It is not a de Polignac number, because 102514450993 - 2²¹ = 102512353841 is a prime.

It is not a weakly prime, because it can be changed into another prime (102514490993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51257225496 + 51257225497.

It is an arithmetic number, because the mean of its divisors is an integer number (51257225497).

Almost surely, 2^102514450993 is an apocalyptic number.

It is an amenable number.

102514450993 is a deficient number, since it is larger than the sum of its proper divisors (1).

102514450993 is an equidigital number, since it uses as much as digits as its factorization.

102514450993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 102514450993 in words is "one hundred two billion, five hundred fourteen million, four hundred fifty thousand, nine hundred ninety-three".