100552045 has 16 divisors (see below), whose sum is σ = 131896512. Its totient is φ = 72981760.

The previous prime is 100552037. The next prime is 100552087. The reversal of 100552045 is 540255001.

It is not a de Polignac number, because 100552045 - 2³ = 100552037 is a prime.

It is a super-2 number, since 2×100552045² = 20221427507364050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31074 + ... + 34156.

It is an arithmetic number, because the mean of its divisors is an integer number (8243532).

Almost surely, 2^100552045 is an apocalyptic number.

It is an amenable number.

100552045 is a deficient number, since it is larger than the sum of its proper divisors (31344467).

100552045 is a wasteful number, since it uses less digits than its factorization.

100552045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3692.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 100552045 is about 10027.5642605769. The cubic root of 100552045 is about 465.0114384206.

It can be divided in two parts, 10055 and 2045, that added together give a square (12100 = 110²).

The spelling of 100552045 in words is "one hundred million, five hundred fifty-two thousand, forty-five".