1453451532 has 24 divisors (see below), whose sum is σ = 3652263216. Its totient is φ = 447215808.

The previous prime is 1453451507. The next prime is 1453451537. The reversal of 1453451532 is 2351543541.

It is a super-2 number, since 2×1453451532² = 4225042711746294048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1453451493 and 1453451502.

It is not an unprimeable number, because it can be changed into a prime (1453451537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4658343 + ... + 4658654.

It is an arithmetic number, because the mean of its divisors is an integer number (152177634).

Almost surely, 2^1453451532 is an apocalyptic number.

1453451532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1453451532 is an abundant number, since it is smaller than the sum of its proper divisors (2198811684).

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

1453451532 is a wasteful number, since it uses less digits than its factorization.

1453451532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9317017 (or 9317015 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

The square root of 1453451532 is about 38124.1594267992. The cubic root of 1453451532 is about 1132.7485580284.

It can be divided in two parts, 14534 and 51532, that added together give a palindrome (66066).

The spelling of 1453451532 in words is "one billion, four hundred fifty-three million, four hundred fifty-one thousand, five hundred thirty-two".