109597455 has 80 divisors (see below), whose sum is σ = 217904544. Its totient is φ = 52254720.

The previous prime is 109597447. The next prime is 109597463. The reversal of 109597455 is 554795901.

109597455 is a `hidden beast` number, since 1 + 0 + 9 + 597 + 4 + 55 = 666.

It is an interprime number because it is at equal distance from previous prime (109597447) and next prime (109597463).

It is not a de Polignac number, because 109597455 - 2³ = 109597447 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 109597455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 325047 + ... + 325383.

Almost surely, 2^109597455 is an apocalyptic number.

109597455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

109597455 is a deficient number, since it is larger than the sum of its proper divisors (108307089).

109597455 is a wasteful number, since it uses less digits than its factorization.

109597455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438 (or 429 counting only the distinct ones).

The product of its (nonzero) digits is 283500, while the sum is 45.

The square root of 109597455 is about 10468.8803126218. The cubic root of 109597455 is about 478.5567979276.

The spelling of 109597455 in words is "one hundred nine million, five hundred ninety-seven thousand, four hundred fifty-five".