1109600597 has 4 divisors (see below), whose sum is σ = 1268114976. Its totient is φ = 951086220.

The previous prime is 1109600587. The next prime is 1109600603. The reversal of 1109600597 is 7950069011.

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: 7950069011 = 20929 ⋅379859.

It is not a de Polignac number, because 1109600597 - 2⁶ = 1109600533 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1109600597.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109600587) 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, 79257179 + ... + 79257192.

It is an arithmetic number, because the mean of its divisors is an integer number (317028744).

Almost surely, 2^1109600597 is an apocalyptic number.

It is an amenable number.

1109600597 is a deficient number, since it is larger than the sum of its proper divisors (158514379).

1109600597 is an equidigital number, since it uses as much as digits as its factorization.

1109600597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158514378.

The product of its (nonzero) digits is 17010, while the sum is 38.

The square root of 1109600597 is about 33310.6679158494. The cubic root of 1109600597 is about 1035.2746039471.

The spelling of 1109600597 in words is "one billion, one hundred nine million, six hundred thousand, five hundred ninety-seven".