102490343 has 2 divisors, whose sum is σ = 102490344. Its totient is φ = 102490342.

The previous prime is 102490337. The next prime is 102490357. The reversal of 102490343 is 343094201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102490343 - 2⁴ = 102490327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102490363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51245171 + 51245172.

It is an arithmetic number, because the mean of its divisors is an integer number (51245172).

Almost surely, 2^102490343 is an apocalyptic number.

102490343 is a deficient number, since it is larger than the sum of its proper divisors (1).

102490343 is an equidigital number, since it uses as much as digits as its factorization.

102490343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 102490343 is about 10123.7514291887. The cubic root of 102490343 is about 467.9803833670.

The spelling of 102490343 in words is "one hundred two million, four hundred ninety thousand, three hundred forty-three".