102493199 has 2 divisors, whose sum is σ = 102493200. Its totient is φ = 102493198.

The previous prime is 102493169. The next prime is 102493217. The reversal of 102493199 is 991394201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102493199 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102493169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51246599 + 51246600.

It is an arithmetic number, because the mean of its divisors is an integer number (51246600).

Almost surely, 2^102493199 is an apocalyptic number.

102493199 is a deficient number, since it is larger than the sum of its proper divisors (1).

102493199 is an equidigital number, since it uses as much as digits as its factorization.

102493199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 102493199 is about 10123.8924826373. The cubic root of 102493199 is about 467.9847302467.

The spelling of 102493199 in words is "one hundred two million, four hundred ninety-three thousand, one hundred ninety-nine".