1345265202311 has 4 divisors (see below), whose sum is σ = 1345539247800. Its totient is φ = 1344991156824.

The previous prime is 1345265202293. The next prime is 1345265202367. The reversal of 1345265202311 is 1132025625431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1345265202311 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 (1345265222311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137015381 + ... + 137025198.

It is an arithmetic number, because the mean of its divisors is an integer number (336384811950).

Almost surely, 2^{1345265202311} is an apocalyptic number.

1345265202311 is a deficient number, since it is larger than the sum of its proper divisors (274045489).

1345265202311 is an equidigital number, since it uses as much as digits as its factorization.

1345265202311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274045488.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 1345265202311 in words is "one trillion, three hundred forty-five billion, two hundred sixty-five million, two hundred two thousand, three hundred eleven".