1345349046 has 8 divisors (see below), whose sum is σ = 2690698104. Its totient is φ = 448449680.

The previous prime is 1345349029. The next prime is 1345349053. The reversal of 1345349046 is 6409435431.

1345349046 = 18338² + 18339² + ... + 18341².

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

1345349046 is an admirable number.

It is a super-2 number, since 2×1345349046² = 3619928111146220232, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1345348995 and 1345349013.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 112112415 + ... + 112112426.

It is an arithmetic number, because the mean of its divisors is an integer number (336337263).

Almost surely, 2^1345349046 is an apocalyptic number.

1345349046 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1345349046 is a wasteful number, since it uses less digits than its factorization.

1345349046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224224846.

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 1345349046 is about 36679.0000681589. Note that the first 4 decimals coincide. The cubic root of 1345349046 is about 1103.9387847411.

The spelling of 1345349046 in words is "one billion, three hundred forty-five million, three hundred forty-nine thousand, forty-six".