1304117523 has 32 divisors (see below), whose sum is σ = 1980910080. Its totient is φ = 847622880.

The previous prime is 1304117471. The next prime is 1304117621. The reversal of 1304117523 is 3257114031.

1304117523 is a `hidden beast` number, since 130 + 4 + 1 + 1 + 7 + 523 = 666.

It is not a de Polignac number, because 1304117523 - 2¹⁸ = 1303855379 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1304113523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 230458 + ... + 236048.

It is an arithmetic number, because the mean of its divisors is an integer number (61903440).

Almost surely, 2^1304117523 is an apocalyptic number.

1304117523 is a deficient number, since it is larger than the sum of its proper divisors (676792557).

1304117523 is a wasteful number, since it uses less digits than its factorization.

1304117523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5816 (or 5810 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 1304117523 is about 36112.5673831147. The cubic root of 1304117523 is about 1092.5439341251.

The spelling of 1304117523 in words is "one billion, three hundred four million, one hundred seventeen thousand, five hundred twenty-three".