100105004 has 6 divisors (see below), whose sum is σ = 175183764. Its totient is φ = 50052500.

The previous prime is 100105003. The next prime is 100105007. The reversal of 100105004 is 400501001.

It is not an unprimeable number, because it can be changed into a prime (100105001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12513122 + ... + 12513129.

It is an arithmetic number, because the mean of its divisors is an integer number (29197294).

Almost surely, 2^100105004 is an apocalyptic number.

It is an amenable number.

100105004 is a deficient number, since it is larger than the sum of its proper divisors (75078760).

100105004 is a wasteful number, since it uses less digits than its factorization.

100105004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25026255 (or 25026253 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 100105004 is about 10005.2488224931. The cubic root of 100105004 is about 464.3212883286.

Adding to 100105004 its reverse (400501001), we get a palindrome (500606005).

The spelling of 100105004 in words is "one hundred million, one hundred five thousand, four".