102153539 has 2 divisors, whose sum is σ = 102153540. Its totient is φ = 102153538.

The previous prime is 102153529. The next prime is 102153553. The reversal of 102153539 is 935351201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102153539 - 2⁴ = 102153523 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102153529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51076769 + 51076770.

It is an arithmetic number, because the mean of its divisors is an integer number (51076770).

Almost surely, 2^102153539 is an apocalyptic number.

102153539 is a deficient number, since it is larger than the sum of its proper divisors (1).

102153539 is an equidigital number, since it uses as much as digits as its factorization.

102153539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 102153539 is about 10107.1033931587. The cubic root of 102153539 is about 467.4671947392.

The spelling of 102153539 in words is "one hundred two million, one hundred fifty-three thousand, five hundred thirty-nine".