1264674453 has 16 divisors (see below), whose sum is σ = 1927670400. Its totient is φ = 722465856.

The previous prime is 1264674451. The next prime is 1264674487. The reversal of 1264674453 is 3544764621.

It is a happy number.

It is not a de Polignac number, because 1264674453 - 2¹ = 1264674451 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264674451) 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, 98023 + ... + 110171.

It is an arithmetic number, because the mean of its divisors is an integer number (120479400).

Almost surely, 2^1264674453 is an apocalyptic number.

It is an amenable number.

1264674453 is a deficient number, since it is larger than the sum of its proper divisors (662995947).

1264674453 is a wasteful number, since it uses less digits than its factorization.

1264674453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17116.

The product of its digits is 483840, while the sum is 42.

The square root of 1264674453 is about 35562.2616406775. The cubic root of 1264674453 is about 1081.4163097095.

The spelling of 1264674453 in words is "one billion, two hundred sixty-four million, six hundred seventy-four thousand, four hundred fifty-three".