1452945585 has 64 divisors (see below), whose sum is σ = 2904072192. Its totient is φ = 603922176.

The previous prime is 1452945547. The next prime is 1452945589. The reversal of 1452945585 is 5855492541.

It is not a de Polignac number, because 1452945585 - 2⁷ = 1452945457 is a prime.

It is a super-2 number, since 2×1452945585² = 4222101745941984450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1452945589) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 83512 + ... + 99398.

It is an arithmetic number, because the mean of its divisors is an integer number (45376128).

Almost surely, 2^1452945585 is an apocalyptic number.

1452945585 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1452945585 is a deficient number, since it is larger than the sum of its proper divisors (1451126607).

1452945585 is a wasteful number, since it uses less digits than its factorization.

1452945585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15982.

The product of its digits is 1440000, while the sum is 48.

The square root of 1452945585 is about 38117.5233324517. The cubic root of 1452945585 is about 1132.6171060478.

The spelling of 1452945585 in words is "one billion, four hundred fifty-two million, nine hundred forty-five thousand, five hundred eighty-five".