1304933145 has 16 divisors (see below), whose sum is σ = 2132317440. Its totient is φ = 681156224.

The previous prime is 1304933101. The next prime is 1304933171. The reversal of 1304933145 is 5413394031.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1304933145 - 2⁶ = 1304933081 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 924780 + ... + 926189.

It is an arithmetic number, because the mean of its divisors is an integer number (133269840).

Almost surely, 2^1304933145 is an apocalyptic number.

1304933145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1304933145 is a deficient number, since it is larger than the sum of its proper divisors (827384295).

1304933145 is a wasteful number, since it uses less digits than its factorization.

1304933145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851024.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 1304933145 is about 36123.8583902661. The cubic root of 1304933145 is about 1092.7716531627.

The spelling of 1304933145 in words is "one billion, three hundred four million, nine hundred thirty-three thousand, one hundred forty-five".