860045453 has 16 divisors (see below), whose sum is σ = 920620080. Its totient is φ = 800633856.

The previous prime is 860045449. The next prime is 860045467. The reversal of 860045453 is 354540068.

860045453 = T₅₇₈₂ + T₅₇₈₃ + ... + T₅₈₃₂.

It can be written as a sum of positive squares in 8 ways, for example, as 380523049 + 479522404 = 19507^2 + 21898^2 .

It is a cyclic number.

It is not a de Polignac number, because 860045453 - 2² = 860045449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (860045443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 672851 + ... + 674127.

It is an arithmetic number, because the mean of its divisors is an integer number (57538755).

Almost surely, 2^860045453 is an apocalyptic number.

It is an amenable number.

860045453 is a deficient number, since it is larger than the sum of its proper divisors (60574627).

860045453 is a wasteful number, since it uses less digits than its factorization.

860045453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1696.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 860045453 is about 29326.5315542087. The cubic root of 860045453 is about 950.9852946437.

The spelling of 860045453 in words is "eight hundred sixty million, forty-five thousand, four hundred fifty-three".