100982551 has 4 divisors (see below), whose sum is σ = 101045152. Its totient is φ = 100919952.

The previous prime is 100982537. The next prime is 100982561. The reversal of 100982551 is 155289001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100982551 - 2⁷ = 100982423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100982521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28815 + ... + 32128.

It is an arithmetic number, because the mean of its divisors is an integer number (25261288).

Almost surely, 2^100982551 is an apocalyptic number.

100982551 is a deficient number, since it is larger than the sum of its proper divisors (62601).

100982551 is an equidigital number, since it uses as much as digits as its factorization.

100982551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62600.

The product of its (nonzero) digits is 3600, while the sum is 31.

The square root of 100982551 is about 10049.0074634264. The cubic root of 100982551 is about 465.6741307015.

The spelling of 100982551 in words is "one hundred million, nine hundred eighty-two thousand, five hundred fifty-one".