1345405337 has 8 divisors (see below), whose sum is σ = 1353741312. Its totient is φ = 1337083200.

The previous prime is 1345405291. The next prime is 1345405387. The reversal of 1345405337 is 7335045431.

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 1345405337 - 2¹² = 1345401241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1345405297 and 1345405306.

It is not an unprimeable number, because it can be changed into a prime (1345405387) 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, 245012 + ... + 250442.

It is an arithmetic number, because the mean of its divisors is an integer number (169217664).

Almost surely, 2^1345405337 is an apocalyptic number.

It is an amenable number.

1345405337 is a deficient number, since it is larger than the sum of its proper divisors (8335975).

1345405337 is a wasteful number, since it uses less digits than its factorization.

1345405337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6919.

The product of its (nonzero) digits is 75600, while the sum is 35.

The square root of 1345405337 is about 36679.7674065690. The cubic root of 1345405337 is about 1103.9541812292.

The spelling of 1345405337 in words is "one billion, three hundred forty-five million, four hundred five thousand, three hundred thirty-seven".