109497656 has 8 divisors (see below), whose sum is σ = 205308120. Its totient is φ = 54748824.

The previous prime is 109497653. The next prime is 109497659. The reversal of 109497656 is 656794901.

It is an interprime number because it is at equal distance from previous prime (109497653) and next prime (109497659).

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 109497656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109497653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6843596 + ... + 6843611.

It is an arithmetic number, because the mean of its divisors is an integer number (25663515).

Almost surely, 2^109497656 is an apocalyptic number.

It is an amenable number.

109497656 is a deficient number, since it is larger than the sum of its proper divisors (95810464).

109497656 is a wasteful number, since it uses less digits than its factorization.

109497656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13687213 (or 13687209 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 109497656 is about 10464.1127669765. The cubic root of 109497656 is about 478.4114965191.

The spelling of 109497656 in words is "one hundred nine million, four hundred ninety-seven thousand, six hundred fifty-six".