101552004 has 18 divisors (see below), whose sum is σ = 256700990. Its totient is φ = 33850656.

The previous prime is 101551987. The next prime is 101552021. The reversal of 101552004 is 400255101.

It is an interprime number because it is at equal distance from previous prime (101551987) and next prime (101552021).

It can be written as a sum of positive squares in only one way, i.e., 93083904 + 8468100 = 9648^2 + 2910^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1410409 + ... + 1410480.

Almost surely, 2^101552004 is an apocalyptic number.

It is an amenable number.

101552004 is an abundant number, since it is smaller than the sum of its proper divisors (155148986).

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

101552004 is a wasteful number, since it uses less digits than its factorization.

101552004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2820899 (or 2820894 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 101552004 is about 10077.3014244886. The cubic root of 101552004 is about 466.5478216640.

The spelling of 101552004 in words is "one hundred one million, five hundred fifty-two thousand, four".