109099755 has 12 divisors (see below), whose sum is σ = 189106320. Its totient is φ = 58186512.

The previous prime is 109099751. The next prime is 109099759. The reversal of 109099755 is 557990901.

It is an interprime number because it is at equal distance from previous prime (109099751) and next prime (109099759).

It is not a de Polignac number, because 109099755 - 2² = 109099751 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 2424439 = 109099755 / (1 + 0 + 9 + 0 + 9 + 9 + 7 + 5 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 109099755.

It is not an unprimeable number, because it can be changed into a prime (109099751) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1212175 + ... + 1212264.

It is an arithmetic number, because the mean of its divisors is an integer number (15758860).

Almost surely, 2^109099755 is an apocalyptic number.

109099755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

109099755 is a deficient number, since it is larger than the sum of its proper divisors (80006565).

109099755 is a wasteful number, since it uses less digits than its factorization.

109099755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2424450 (or 2424447 counting only the distinct ones).

The product of its (nonzero) digits is 127575, while the sum is 45.

The square root of 109099755 is about 10445.0828144156. The cubic root of 109099755 is about 477.8312970013.

The spelling of 109099755 in words is "one hundred nine million, ninety-nine thousand, seven hundred fifty-five".