1345860417 has 8 divisors (see below), whose sum is σ = 1957615200. Its totient is φ = 815672960.

The previous prime is 1345860409. The next prime is 1345860469. The reversal of 1345860417 is 7140685431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1345860417 - 2³ = 1345860409 is a prime.

It is a super-2 number, since 2×1345860417² = 3622680524094827778, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1345860407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20391792 + ... + 20391857.

It is an arithmetic number, because the mean of its divisors is an integer number (244701900).

Almost surely, 2^1345860417 is an apocalyptic number.

It is an amenable number.

1345860417 is a deficient number, since it is larger than the sum of its proper divisors (611754783).

1345860417 is a wasteful number, since it uses less digits than its factorization.

1345860417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40783663.

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 1345860417 is about 36685.9703020105. The cubic root of 1345860417 is about 1104.0786371142.

The spelling of 1345860417 in words is "one billion, three hundred forty-five million, eight hundred sixty thousand, four hundred seventeen".