1047573853 has 4 divisors (see below), whose sum is σ = 1054604700. Its totient is φ = 1040543008.

The previous prime is 1047573841. The next prime is 1047573883. The reversal of 1047573853 is 3583757401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3583757401 = 7 ⋅511965343.

It can be written as a sum of positive squares in 2 ways, for example, as 461304484 + 586269369 = 21478^2 + 24213^2 .

It is a cyclic number.

It is not a de Polignac number, because 1047573853 - 2¹³ = 1047565661 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 (1047573803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3515200 + ... + 3515497.

It is an arithmetic number, because the mean of its divisors is an integer number (263651175).

Almost surely, 2^1047573853 is an apocalyptic number.

It is an amenable number.

1047573853 is a deficient number, since it is larger than the sum of its proper divisors (7030847).

1047573853 is an equidigital number, since it uses as much as digits as its factorization.

1047573853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7030846.

The product of its (nonzero) digits is 352800, while the sum is 43.

The square root of 1047573853 is about 32366.2455808517. The cubic root of 1047573853 is about 1015.6129191374.

The spelling of 1047573853 in words is "one billion, forty-seven million, five hundred seventy-three thousand, eight hundred fifty-three".