1345325361 has 16 divisors (see below), whose sum is σ = 1899700224. Its totient is φ = 845081424.

The previous prime is 1345325339. The next prime is 1345325389. The reversal of 1345325361 is 1635235431.

It is not a de Polignac number, because 1345325361 - 2¹¹ = 1345323313 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1345325561) 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, 140881 + ... + 150126.

It is an arithmetic number, because the mean of its divisors is an integer number (118731264).

Almost surely, 2^1345325361 is an apocalyptic number.

It is an amenable number.

1345325361 is a deficient number, since it is larger than the sum of its proper divisors (554374863).

1345325361 is a wasteful number, since it uses less digits than its factorization.

1345325361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291100.

The product of its digits is 32400, while the sum is 33.

The square root of 1345325361 is about 36678.6771980670. The cubic root of 1345325361 is about 1103.9323063868.

The spelling of 1345325361 in words is "one billion, three hundred forty-five million, three hundred twenty-five thousand, three hundred sixty-one".