1453464144 has 60 divisors (see below), whose sum is σ = 4437474912. Its totient is φ = 440443200.

The previous prime is 1453464127. The next prime is 1453464197. The reversal of 1453464144 is 4414643541.

1453464144 is a `hidden beast` number, since 1 + 4 + 5 + 3 + 4 + 641 + 4 + 4 = 666.

It is a super-2 number, since 2×1453464144² = 4225116035787305472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1453464099 and 1453464108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 457212 + ... + 460379.

Almost surely, 2^1453464144 is an apocalyptic number.

It is an amenable number.

1453464144 is an abundant number, since it is smaller than the sum of its proper divisors (2984010768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1453464144 is a wasteful number, since it uses less digits than its factorization.

1453464144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917616 (or 917607 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 1453464144 is about 38124.3248333659. The cubic root of 1453464144 is about 1132.7518344095.

The spelling of 1453464144 in words is "one billion, four hundred fifty-three million, four hundred sixty-four thousand, one hundred forty-four".