100190523 has 6 divisors (see below), whose sum is σ = 133610484. Its totient is φ = 66782124.

The previous prime is 100190521. The next prime is 100190533. The reversal of 100190523 is 325091001.

It is not a de Polignac number, because 100190523 - 2¹ = 100190521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100190523.

It is not an unprimeable number, because it can be changed into a prime (100190521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14448 + ... + 20226.

It is an arithmetic number, because the mean of its divisors is an integer number (22268414).

Almost surely, 2^100190523 is an apocalyptic number.

100190523 is a deficient number, since it is larger than the sum of its proper divisors (33419961).

100190523 is an frugal number, since it uses more digits than its factorization.

100190523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11561 (or 5782 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 100190523 is about 10009.5216169405. The cubic root of 100190523 is about 464.4534728300.

The spelling of 100190523 in words is "one hundred million, one hundred ninety thousand, five hundred twenty-three".