100412403 has 32 divisors (see below), whose sum is σ = 168817152. Its totient is φ = 51667200.

The previous prime is 100412383. The next prime is 100412407. The reversal of 100412403 is 304214001.

It is not a de Polignac number, because 100412403 - 2⁵ = 100412371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100412407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6708 + ... + 15678.

It is an arithmetic number, because the mean of its divisors is an integer number (5275536).

Almost surely, 2^100412403 is an apocalyptic number.

100412403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

100412403 is a deficient number, since it is larger than the sum of its proper divisors (68404749).

100412403 is a wasteful number, since it uses less digits than its factorization.

100412403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9035.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 100412403 is about 10020.5989341955. The cubic root of 100412403 is about 464.7960766143.

Adding to 100412403 its reverse (304214001), we get a palindrome (404626404).

The spelling of 100412403 in words is "one hundred million, four hundred twelve thousand, four hundred three".