100628455 has 8 divisors (see below), whose sum is σ = 120836592. Its totient is φ = 80447808.

The previous prime is 100628443. The next prime is 100628461. The reversal of 100628455 is 554826001.

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

It is a cyclic number.

It is not a de Polignac number, because 100628455 - 2¹⁹ = 100104167 is a prime.

It is a Duffinian number.

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, 2299 + ... + 14371.

It is an arithmetic number, because the mean of its divisors is an integer number (15104574).

Almost surely, 2^100628455 is an apocalyptic number.

100628455 is a deficient number, since it is larger than the sum of its proper divisors (20208137).

100628455 is a wasteful number, since it uses less digits than its factorization.

100628455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13745.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 100628455 is about 10031.3735350649. The cubic root of 100628455 is about 465.1291967669.

The spelling of 100628455 in words is "one hundred million, six hundred twenty-eight thousand, four hundred fifty-five".