100059999 has 24 divisors (see below), whose sum is σ = 145533312. Its totient is φ = 61120800.

The previous prime is 100059997. The next prime is 100060001. The reversal of 100059999 is 999950001.

It is an interprime number because it is at equal distance from previous prime (100059997) and next prime (100060001).

It is not a de Polignac number, because 100059999 - 2¹ = 100059997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100059999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100059991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75904 + ... + 77210.

It is an arithmetic number, because the mean of its divisors is an integer number (6063888).

Almost surely, 2^100059999 is an apocalyptic number.

100059999 is a deficient number, since it is larger than the sum of its proper divisors (45473313).

100059999 is a wasteful number, since it uses less digits than its factorization.

100059999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487 (or 1474 counting only the distinct ones).

The product of its (nonzero) digits is 32805, while the sum is 42.

The square root of 100059999 is about 10002.9995001499. Note that the first 3 decimals coincide. The cubic root of 100059999 is about 464.2516950312.

The spelling of 100059999 in words is "one hundred million, fifty-nine thousand, nine hundred ninety-nine".