1320003097 has 16 divisors (see below), whose sum is σ = 1666766592. Its totient is φ = 1018575360.

The previous prime is 1320003089. The next prime is 1320003127. The reversal of 1320003097 is 7903000231.

It is a cyclic number.

It is not a de Polignac number, because 1320003097 - 2³ = 1320003089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320003007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238404 + ... + 243877.

It is an arithmetic number, because the mean of its divisors is an integer number (104172912).

Almost surely, 2^1320003097 is an apocalyptic number.

1320003097 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1320003097 is a deficient number, since it is larger than the sum of its proper divisors (346763495).

1320003097 is a wasteful number, since it uses less digits than its factorization.

1320003097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482328.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 1320003097 is about 36331.8468702047. The cubic root of 1320003097 is about 1096.9621683872.

The spelling of 1320003097 in words is "one billion, three hundred twenty million, three thousand, ninety-seven".