100051983 has 8 divisors (see below), whose sum is σ = 148225200. Its totient is φ = 66701304.

The previous prime is 100051981. The next prime is 100052003. The reversal of 100051983 is 389150001.

It is not a de Polignac number, because 100051983 - 2¹ = 100051981 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 3705629 = 100051983 / (1 + 0 + 0 + 0 + 5 + 1 + 9 + 8 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100051981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1852788 + ... + 1852841.

It is an arithmetic number, because the mean of its divisors is an integer number (18528150).

Almost surely, 2^100051983 is an apocalyptic number.

100051983 is a deficient number, since it is larger than the sum of its proper divisors (48173217).

100051983 is an equidigital number, since it uses as much as digits as its factorization.

100051983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705638 (or 3705632 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 100051983 is about 10002.5988123087. The cubic root of 100051983 is about 464.2392973331.

The spelling of 100051983 in words is "one hundred million, fifty-one thousand, nine hundred eighty-three".