100634845 has 8 divisors (see below), whose sum is σ = 120833280. Its totient is φ = 80460240.

The previous prime is 100634839. The next prime is 100634893. The reversal of 100634845 is 548436001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100634845 - 2³ = 100634837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5260 + ... + 15130.

It is an arithmetic number, because the mean of its divisors is an integer number (15104160).

Almost surely, 2^100634845 is an apocalyptic number.

It is an amenable number.

100634845 is a deficient number, since it is larger than the sum of its proper divisors (20198435).

100634845 is an equidigital number, since it uses as much as digits as its factorization.

100634845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11915.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 100634845 is about 10031.6920307593. The cubic root of 100634845 is about 465.1390419366.

The spelling of 100634845 in words is "one hundred million, six hundred thirty-four thousand, eight hundred forty-five".