102974419 has 2 divisors, whose sum is σ = 102974420. Its totient is φ = 102974418.

The previous prime is 102974407. The next prime is 102974479. The reversal of 102974419 is 914479201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102974419 - 2⁵ = 102974387 is a prime.

It is a super-2 number, since 2×102974419² = 21207461936775122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102974479) 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, 51487209 + 51487210.

It is an arithmetic number, because the mean of its divisors is an integer number (51487210).

Almost surely, 2^102974419 is an apocalyptic number.

102974419 is a deficient number, since it is larger than the sum of its proper divisors (1).

102974419 is an equidigital number, since it uses as much as digits as its factorization.

102974419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 102974419 is about 10147.6312014184. The cubic root of 102974419 is about 468.7160050250.

The spelling of 102974419 in words is "one hundred two million, nine hundred seventy-four thousand, four hundred nineteen".