1305346137 has 16 divisors (see below), whose sum is σ = 1770720000. Its totient is φ = 855129600.

The previous prime is 1305346129. The next prime is 1305346153. The reversal of 1305346137 is 7316435031.

It is not a de Polignac number, because 1305346137 - 2³ = 1305346129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1305346098 and 1305346107.

It is not an unprimeable number, because it can be changed into a prime (1305346127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225712 + ... + 231422.

It is an arithmetic number, because the mean of its divisors is an integer number (110670000).

Almost surely, 2^1305346137 is an apocalyptic number.

It is an amenable number.

1305346137 is a deficient number, since it is larger than the sum of its proper divisors (465373863).

1305346137 is a wasteful number, since it uses less digits than its factorization.

1305346137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7024.

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 1305346137 is about 36129.5742709487. The cubic root of 1305346137 is about 1092.8869230139.

The spelling of 1305346137 in words is "one billion, three hundred five million, three hundred forty-six thousand, one hundred thirty-seven".