1304726853 has 16 divisors (see below), whose sum is σ = 1813200896. Its totient is φ = 833580720.

The previous prime is 1304726833. The next prime is 1304726861. The reversal of 1304726853 is 3586274031.

It is not a de Polignac number, because 1304726853 - 2⁵ = 1304726821 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 (1304726803) 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, 58525 + ... + 77682.

It is an arithmetic number, because the mean of its divisors is an integer number (113325056).

Almost surely, 2^1304726853 is an apocalyptic number.

It is an amenable number.

1304726853 is a deficient number, since it is larger than the sum of its proper divisors (508474043).

1304726853 is a wasteful number, since it uses less digits than its factorization.

1304726853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136344.

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 1304726853 is about 36121.0029345809. The cubic root of 1304726853 is about 1092.7140660669.

The spelling of 1304726853 in words is "one billion, three hundred four million, seven hundred twenty-six thousand, eight hundred fifty-three".