109590961 has 4 divisors (see below), whose sum is σ = 112139632. Its totient is φ = 107042292.

The previous prime is 109590941. The next prime is 109590973. The reversal of 109590961 is 169095901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 169095901 = 13 ⋅13007377.

It is a cyclic number.

It is not a de Polignac number, because 109590961 - 2¹³ = 109582769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109590941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1274271 + ... + 1274356.

It is an arithmetic number, because the mean of its divisors is an integer number (28034908).

Almost surely, 2^109590961 is an apocalyptic number.

It is an amenable number.

109590961 is a deficient number, since it is larger than the sum of its proper divisors (2548671).

109590961 is an equidigital number, since it uses as much as digits as its factorization.

109590961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2548670.

The product of its (nonzero) digits is 21870, while the sum is 40.

The square root of 109590961 is about 10468.5701506939. The cubic root of 109590961 is about 478.5473457336.

The spelling of 109590961 in words is "one hundred nine million, five hundred ninety thousand, nine hundred sixty-one".