100523253 has 4 divisors (see below), whose sum is σ = 134031008. Its totient is φ = 67015500.

The previous prime is 100523233. The next prime is 100523279. The reversal of 100523253 is 352325001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 100523253 - 2⁵ = 100523221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100523233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16753873 + ... + 16753878.

It is an arithmetic number, because the mean of its divisors is an integer number (33507752).

Almost surely, 2^100523253 is an apocalyptic number.

It is an amenable number.

100523253 is a deficient number, since it is larger than the sum of its proper divisors (33507755).

100523253 is an equidigital number, since it uses as much as digits as its factorization.

100523253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33507754.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 100523253 is about 10026.1285150351. The cubic root of 100523253 is about 464.9670505038.

Adding to 100523253 its reverse (352325001), we get a palindrome (452848254).

The spelling of 100523253 in words is "one hundred million, five hundred twenty-three thousand, two hundred fifty-three".