99103144 has 32 divisors (see below), whose sum is σ = 213655680. Its totient is φ = 42214464.

The previous prime is 99103129. The next prime is 99103153. The reversal of 99103144 is 44130199.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4054 + ... + 14650.

It is an arithmetic number, because the mean of its divisors is an integer number (6676740).

Almost surely, 2^99103144 is an apocalyptic number.

It is an amenable number.

99103144 is an abundant number, since it is smaller than the sum of its proper divisors (114552536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99103144 is a wasteful number, since it uses less digits than its factorization.

99103144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10777 (or 10773 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 99103144 is about 9955.0562027545. The cubic root of 99103144 is about 462.7671020083.

The spelling of 99103144 in words is "ninety-nine million, one hundred three thousand, one hundred forty-four".