100459994 has 4 divisors (see below), whose sum is σ = 150689994. Its totient is φ = 50229996.

The previous prime is 100459993. The next prime is 100460033. The reversal of 100459994 is 499954001.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 91680625 + 8779369 = 9575^2 + 2963^2 .

It is not an unprimeable number, because it can be changed into a prime (100459993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25114997 + ... + 25115000.

Almost surely, 2^100459994 is an apocalyptic number.

100459994 is a deficient number, since it is larger than the sum of its proper divisors (50230000).

100459994 is an equidigital number, since it uses as much as digits as its factorization.

100459994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50229999.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 100459994 is about 10022.9733113483. The cubic root of 100459994 is about 464.8694958855.

The spelling of 100459994 in words is "one hundred million, four hundred fifty-nine thousand, nine hundred ninety-four".