109291375 has 8 divisors (see below), whose sum is σ = 136395792. Its totient is φ = 87433000.

The previous prime is 109291367. The next prime is 109291381. The reversal of 109291375 is 573192901.

It is not a de Polignac number, because 109291375 - 2³ = 109291367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437041 + ... + 437290.

It is an arithmetic number, because the mean of its divisors is an integer number (17049474).

Almost surely, 2^109291375 is an apocalyptic number.

109291375 is a deficient number, since it is larger than the sum of its proper divisors (27104417).

109291375 is an frugal number, since it uses more digits than its factorization.

109291375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874346 (or 874336 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 109291375 is about 10454.2515274887. The cubic root of 109291375 is about 478.1108835737.

The spelling of 109291375 in words is "one hundred nine million, two hundred ninety-one thousand, three hundred seventy-five".