109516407 has 32 divisors (see below), whose sum is σ = 196062720. Its totient is φ = 52513920.

The previous prime is 109516373. The next prime is 109516427. The reversal of 109516407 is 704615901.

It is not a de Polignac number, because 109516407 - 2¹⁰ = 109515383 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109516427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15232 + ... + 21237.

It is an arithmetic number, because the mean of its divisors is an integer number (6126960).

Almost surely, 2^109516407 is an apocalyptic number.

109516407 is a deficient number, since it is larger than the sum of its proper divisors (86546313).

109516407 is a wasteful number, since it uses less digits than its factorization.

109516407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36503.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 109516407 is about 10465.0086956486. The cubic root of 109516407 is about 478.4388035936.

The spelling of 109516407 in words is "one hundred nine million, five hundred sixteen thousand, four hundred seven".