102357542 has 8 divisors (see below), whose sum is σ = 175470096. Its totient is φ = 43867512.

The previous prime is 102357539. The next prime is 102357553. The reversal of 102357542 is 245753201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 3655613 + ... + 3655640.

It is an arithmetic number, because the mean of its divisors is an integer number (21933762).

Almost surely, 2^102357542 is an apocalyptic number.

102357542 is a deficient number, since it is larger than the sum of its proper divisors (73112554).

102357542 is an equidigital number, since it uses as much as digits as its factorization.

102357542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7311262.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 102357542 is about 10117.1904202698. The cubic root of 102357542 is about 467.7781687872.

The spelling of 102357542 in words is "one hundred two million, three hundred fifty-seven thousand, five hundred forty-two".