102424997 has 2 divisors, whose sum is σ = 102424998. Its totient is φ = 102424996.

The previous prime is 102424981. The next prime is 102425021. The reversal of 102424997 is 799424201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67010596 + 35414401 = 8186^2 + 5951^2 .

It is a cyclic number.

It is not a de Polignac number, because 102424997 - 2⁴ = 102424981 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102424997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102424967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51212498 + 51212499.

It is an arithmetic number, because the mean of its divisors is an integer number (51212499).

Almost surely, 2^102424997 is an apocalyptic number.

It is an amenable number.

102424997 is a deficient number, since it is larger than the sum of its proper divisors (1).

102424997 is an equidigital number, since it uses as much as digits as its factorization.

102424997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 102424997 is about 10120.5235536508. The cubic root of 102424997 is about 467.8809035957.

The spelling of 102424997 in words is "one hundred two million, four hundred twenty-four thousand, nine hundred ninety-seven".