100661048 has 16 divisors (see below), whose sum is σ = 188872080. Its totient is φ = 50295168.

The previous prime is 100661039. The next prime is 100661051. The reversal of 100661048 is 840166001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10736 + ... + 17792.

It is an arithmetic number, because the mean of its divisors is an integer number (11804505).

Almost surely, 2^100661048 is an apocalyptic number.

It is an amenable number.

100661048 is a deficient number, since it is larger than the sum of its proper divisors (88211032).

100661048 is a wasteful number, since it uses less digits than its factorization.

100661048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8846 (or 8842 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 100661048 is about 10032.9979567425. The cubic root of 100661048 is about 465.1794089376.

The spelling of 100661048 in words is "one hundred million, six hundred sixty-one thousand, forty-eight".