102374643247 has 2 divisors, whose sum is σ = 102374643248. Its totient is φ = 102374643246.

The previous prime is 102374643233. The next prime is 102374643323. The reversal of 102374643247 is 742346473201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102374643247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102374643227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51187321623 + 51187321624.

It is an arithmetic number, because the mean of its divisors is an integer number (51187321624).

Almost surely, 2^102374643247 is an apocalyptic number.

102374643247 is a deficient number, since it is larger than the sum of its proper divisors (1).

102374643247 is an equidigital number, since it uses as much as digits as its factorization.

102374643247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 43.

The spelling of 102374643247 in words is "one hundred two billion, three hundred seventy-four million, six hundred forty-three thousand, two hundred forty-seven".