1304086145 has 16 divisors (see below), whose sum is σ = 1642775040. Its totient is φ = 992496000.

The previous prime is 1304086141. The next prime is 1304086159. The reversal of 1304086145 is 5416804031.

It is not a de Polignac number, because 1304086145 - 2² = 1304086141 is a prime.

It is a super-2 number, since 2×1304086145² = 3401281347161922050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1304086141) 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, 62156 + ... + 80445.

It is an arithmetic number, because the mean of its divisors is an integer number (102673440).

Almost surely, 2^1304086145 is an apocalyptic number.

It is an amenable number.

1304086145 is a deficient number, since it is larger than the sum of its proper divisors (338688895).

1304086145 is a wasteful number, since it uses less digits than its factorization.

1304086145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142696.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 1304086145 is about 36112.1329334062. The cubic root of 1304086145 is about 1092.5351715921.

The spelling of 1304086145 in words is "one billion, three hundred four million, eighty-six thousand, one hundred forty-five".