1453705772 has 12 divisors (see below), whose sum is σ = 2544283560. Its totient is φ = 726767616.

The previous prime is 1453705763. The next prime is 1453705787. The reversal of 1453705772 is 2775073541.

It is a super-2 number, since 2×1453705772² = 4226520943092231968, which contains 22 as substring.

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, 31679 + ... + 62537.

It is an arithmetic number, because the mean of its divisors is an integer number (212023630).

Almost surely, 2^1453705772 is an apocalyptic number.

It is an amenable number.

1453705772 is a deficient number, since it is larger than the sum of its proper divisors (1090577788).

1453705772 is a wasteful number, since it uses less digits than its factorization.

1453705772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42640 (or 42638 counting only the distinct ones).

The product of its (nonzero) digits is 205800, while the sum is 41.

The square root of 1453705772 is about 38127.4936495962. The cubic root of 1453705772 is about 1132.8146015569.

The spelling of 1453705772 in words is "one billion, four hundred fifty-three million, seven hundred five thousand, seven hundred seventy-two".