100788542 has 8 divisors (see below), whose sum is σ = 152521056. Its totient is φ = 49948192.

The previous prime is 100788511. The next prime is 100788551. The reversal of 100788542 is 245887001.

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, 222758 + ... + 223209.

It is an arithmetic number, because the mean of its divisors is an integer number (19065132).

Almost surely, 2^100788542 is an apocalyptic number.

100788542 is a deficient number, since it is larger than the sum of its proper divisors (51732514).

100788542 is a wasteful number, since it uses less digits than its factorization.

100788542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446082.

The product of its (nonzero) digits is 17920, while the sum is 35.

The square root of 100788542 is about 10039.3496801337. The cubic root of 100788542 is about 465.3757197692.

The spelling of 100788542 in words is "one hundred million, seven hundred eighty-eight thousand, five hundred forty-two".