1345264999 has 8 divisors (see below), whose sum is σ = 1524997040. Its totient is φ = 1176425856.

The previous prime is 1345264969. The next prime is 1345265003. The reversal of 1345264999 is 9994625431.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1345264999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345264909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2722962 + ... + 2723455.

It is an arithmetic number, because the mean of its divisors is an integer number (190624630).

Almost surely, 2^1345264999 is an apocalyptic number.

1345264999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1345264999 is a deficient number, since it is larger than the sum of its proper divisors (179732041).

1345264999 is a wasteful number, since it uses less digits than its factorization.

1345264999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5446449.

The product of its digits is 2099520, while the sum is 52.

The square root of 1345264999 is about 36677.8543401873. The cubic root of 1345264999 is about 1103.9157957442.

The spelling of 1345264999 in words is "one billion, three hundred forty-five million, two hundred sixty-four thousand, nine hundred ninety-nine".