100854497 has 4 divisors (see below), whose sum is σ = 102359856. Its totient is φ = 99349140.

The previous prime is 100854487. The next prime is 100854503. The reversal of 100854497 is 794458001.

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, and also an emirpimes, since its reverse is a distinct semiprime: 794458001 = 19 ⋅41813579.

It is a cyclic number.

It is not a de Polignac number, because 100854497 - 2¹² = 100850401 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100854497.

It is not an unprimeable number, because it can be changed into a prime (100854427) 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, 752579 + ... + 752712.

It is an arithmetic number, because the mean of its divisors is an integer number (25589964).

Almost surely, 2^100854497 is an apocalyptic number.

It is an amenable number.

100854497 is a deficient number, since it is larger than the sum of its proper divisors (1505359).

100854497 is an equidigital number, since it uses as much as digits as its factorization.

100854497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505358.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 100854497 is about 10042.6339672419. The cubic root of 100854497 is about 465.4772100186.

The spelling of 100854497 in words is "one hundred million, eight hundred fifty-four thousand, four hundred ninety-seven".