1453453072 has 10 divisors (see below), whose sum is σ = 2816065358. Its totient is φ = 726726528.

The previous prime is 1453453069. The next prime is 1453453093. The reversal of 1453453072 is 2703543541.

It can be written as a sum of positive squares in only one way, i.e., 1414963456 + 38489616 = 37616^2 + 6204^2 .

It is a super-2 number, since 2×1453453072² = 4225051665012474368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45420393 + ... + 45420424.

Almost surely, 2^1453453072 is an apocalyptic number.

It is an amenable number.

1453453072 is a deficient number, since it is larger than the sum of its proper divisors (1362612286).

1453453072 is an equidigital number, since it uses as much as digits as its factorization.

1453453072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90840825 (or 90840819 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 1453453072 is about 38124.1796239604. The cubic root of 1453453072 is about 1132.7489580950.

The spelling of 1453453072 in words is "one billion, four hundred fifty-three million, four hundred fifty-three thousand, seventy-two".