1445874873 has 16 divisors (see below), whose sum is σ = 1936919616. Its totient is φ = 959385600.

The previous prime is 1445874823. The next prime is 1445874883. The reversal of 1445874873 is 3784785441.

It is not a de Polignac number, because 1445874873 - 2⁶ = 1445874809 is a prime.

It is a super-2 number, since 2×1445874873² = 4181108296745532258, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1445874823) 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, 693090 + ... + 695172.

It is an arithmetic number, because the mean of its divisors is an integer number (121057476).

Almost surely, 2^1445874873 is an apocalyptic number.

It is an amenable number.

1445874873 is a deficient number, since it is larger than the sum of its proper divisors (491044743).

1445874873 is a wasteful number, since it uses less digits than its factorization.

1445874873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3064.

The product of its digits is 3010560, while the sum is 51.

The square root of 1445874873 is about 38024.6613791629. The cubic root of 1445874873 is about 1130.7768362838.

The spelling of 1445874873 in words is "one billion, four hundred forty-five million, eight hundred seventy-four thousand, eight hundred seventy-three".