1043572453 has 24 divisors (see below), whose sum is σ = 1369997280. Its totient is φ = 785121120.

The previous prime is 1043572441. The next prime is 1043572469. The reversal of 1043572453 is 3542753401.

It is not a de Polignac number, because 1043572453 - 2¹⁷ = 1043441381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043572403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17751 + ... + 49012.

It is an arithmetic number, because the mean of its divisors is an integer number (57083220).

Almost surely, 2^1043572453 is an apocalyptic number.

It is an amenable number.

1043572453 is a deficient number, since it is larger than the sum of its proper divisors (326424827).

1043572453 is a wasteful number, since it uses less digits than its factorization.

1043572453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66817 (or 66810 counting only the distinct ones).

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

The square root of 1043572453 is about 32304.3720415674. The cubic root of 1043572453 is about 1014.3181627607.

The spelling of 1043572453 in words is "one billion, forty-three million, five hundred seventy-two thousand, four hundred fifty-three".