1304852745 has 16 divisors (see below), whose sum is σ = 2386016640. Its totient is φ = 596504064.

The previous prime is 1304852743. The next prime is 1304852753. The reversal of 1304852745 is 5472584031.

It is not a de Polignac number, because 1304852745 - 2¹ = 1304852743 is a prime.

It is a super-2 number, since 2×1304852745² = 3405281372268070050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1304852743) 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, 6213480 + ... + 6213689.

It is an arithmetic number, because the mean of its divisors is an integer number (149126040).

Almost surely, 2^1304852745 is an apocalyptic number.

1304852745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1304852745 is a deficient number, since it is larger than the sum of its proper divisors (1081163895).

1304852745 is a wasteful number, since it uses less digits than its factorization.

1304852745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12427184.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 1304852745 is about 36122.7455351888. The cubic root of 1304852745 is about 1092.7492099579.

The spelling of 1304852745 in words is "one billion, three hundred four million, eight hundred fifty-two thousand, seven hundred forty-five".