1445760897 has 16 divisors (see below), whose sum is σ = 2207037312. Its totient is φ = 824659200.

The previous prime is 1445760893. The next prime is 1445760913. The reversal of 1445760897 is 7980675441.

It is not a de Polignac number, because 1445760897 - 2² = 1445760893 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1445760893) 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, 50104 + ... + 73497.

It is an arithmetic number, because the mean of its divisors is an integer number (137939832).

Almost surely, 2^1445760897 is an apocalyptic number.

It is an amenable number.

1445760897 is a deficient number, since it is larger than the sum of its proper divisors (761276415).

1445760897 is a wasteful number, since it uses less digits than its factorization.

1445760897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124168.

The product of its (nonzero) digits is 1693440, while the sum is 51.

The square root of 1445760897 is about 38023.1626380552. The cubic root of 1445760897 is about 1130.7471230608.

The spelling of 1445760897 in words is "one billion, four hundred forty-five million, seven hundred sixty thousand, eight hundred ninety-seven".