102490573 has 2 divisors, whose sum is σ = 102490574. Its totient is φ = 102490572.

The previous prime is 102490561. The next prime is 102490589. The reversal of 102490573 is 375094201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71876484 + 30614089 = 8478^2 + 5533^2 .

It is an emirp because it is prime and its reverse (375094201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102490573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102490513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51245286 + 51245287.

It is an arithmetic number, because the mean of its divisors is an integer number (51245287).

Almost surely, 2^102490573 is an apocalyptic number.

It is an amenable number.

102490573 is a deficient number, since it is larger than the sum of its proper divisors (1).

102490573 is an equidigital number, since it uses as much as digits as its factorization.

102490573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 102490573 is about 10123.7627886078. The cubic root of 102490573 is about 467.9807334338.

The spelling of 102490573 in words is "one hundred two million, four hundred ninety thousand, five hundred seventy-three".