1453430452 has 12 divisors (see below), whose sum is σ = 2552890816. Its totient is φ = 724033080.

The previous prime is 1453430449. The next prime is 1453430471. The reversal of 1453430452 is 2540343541.

It is a super-2 number, since 2×1453430452² = 4224920157601848608, which contains 22 as substring.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 669318 + ... + 671485.

Almost surely, 2^1453430452 is an apocalyptic number.

It is an amenable number.

1453430452 is a deficient number, since it is larger than the sum of its proper divisors (1099460364).

1453430452 is a wasteful number, since it uses less digits than its factorization.

1453430452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341078 (or 1341076 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 1453430452 is about 38123.8829606849. The cubic root of 1453430452 is about 1132.7430817639.

Adding to 1453430452 its reverse (2540343541), we get a palindrome (3993773993).

The spelling of 1453430452 in words is "one billion, four hundred fifty-three million, four hundred thirty thousand, four hundred fifty-two".