102414439 has 2 divisors, whose sum is σ = 102414440. Its totient is φ = 102414438.

The previous prime is 102414437. The next prime is 102414449. The reversal of 102414439 is 934414201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102414439 - 2¹ = 102414437 is a prime.

Together with 102414437, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102414437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51207219 + 51207220.

It is an arithmetic number, because the mean of its divisors is an integer number (51207220).

Almost surely, 2^102414439 is an apocalyptic number.

102414439 is a deficient number, since it is larger than the sum of its proper divisors (1).

102414439 is an equidigital number, since it uses as much as digits as its factorization.

102414439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 102414439 is about 10120.0019268773. The cubic root of 102414439 is about 467.8648266077.

The spelling of 102414439 in words is "one hundred two million, four hundred fourteen thousand, four hundred thirty-nine".