100063980 has 72 divisors (see below), whose sum is σ = 304353504. Its totient is φ = 26611200.

The previous prime is 100063979. The next prime is 100063981. The reversal of 100063980 is 89360001.

It is an interprime number because it is at equal distance from previous prime (100063979) and next prime (100063981).

It is not an unprimeable number, because it can be changed into a prime (100063981) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113140 + ... + 114020.

It is an arithmetic number, because the mean of its divisors is an integer number (4227132).

Almost surely, 2^100063980 is an apocalyptic number.

100063980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100063980 is an abundant number, since it is smaller than the sum of its proper divisors (204289524).

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

100063980 is a wasteful number, since it uses less digits than its factorization.

100063980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1527 (or 1522 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 100063980 is about 10003.1984884836. The cubic root of 100063980 is about 464.2578518755.

It can be divided in two parts, 1000 and 63980, that added together give a triangular number (64980 = T₃₆₀).

The spelling of 100063980 in words is "one hundred million, sixty-three thousand, nine hundred eighty".