1453539428 has 24 divisors (see below), whose sum is σ = 2790456480. Its totient is φ = 657005120.

The previous prime is 1453539401. The next prime is 1453539431. The reversal of 1453539428 is 8249353541.

It is a super-2 number, since 2×1453539428² = 4225553737501134368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84401 + ... + 100152.

It is an arithmetic number, because the mean of its divisors is an integer number (116269020).

Almost surely, 2^1453539428 is an apocalyptic number.

It is an amenable number.

1453539428 is a deficient number, since it is larger than the sum of its proper divisors (1336917052).

1453539428 is a wasteful number, since it uses less digits than its factorization.

1453539428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184747 (or 184745 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 1453539428 is about 38125.3121692138. The cubic root of 1453539428 is about 1132.7713915063.

The spelling of 1453539428 in words is "one billion, four hundred fifty-three million, five hundred thirty-nine thousand, four hundred twenty-eight".