1453451572 has 12 divisors (see below), whose sum is σ = 2548990080. Its totient is φ = 725168696.

The previous prime is 1453451563. The next prime is 1453451591. The reversal of 1453451572 is 2751543541.

It is a super-2 number, since 2×1453451572² = 4225042944298542368, which contains 22 as substring.

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, 387172 + ... + 390907.

It is an arithmetic number, because the mean of its divisors is an integer number (212415840).

Almost surely, 2^1453451572 is an apocalyptic number.

It is an amenable number.

1453451572 is a deficient number, since it is larger than the sum of its proper divisors (1095538508).

1453451572 is a wasteful number, since it uses less digits than its factorization.

1453451572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778550 (or 778548 counting only the distinct ones).

The product of its digits is 84000, while the sum is 37.

The square root of 1453451572 is about 38124.1599514009. The cubic root of 1453451572 is about 1132.7485684197.

The spelling of 1453451572 in words is "one billion, four hundred fifty-three million, four hundred fifty-one thousand, five hundred seventy-two".