1345111351 has 2 divisors, whose sum is σ = 1345111352. Its totient is φ = 1345111350.

The previous prime is 1345111343. The next prime is 1345111373. The reversal of 1345111351 is 1531115431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1345111351 - 2³ = 1345111343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1345111331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672555675 + 672555676.

It is an arithmetic number, because the mean of its divisors is an integer number (672555676).

Almost surely, 2^1345111351 is an apocalyptic number.

1345111351 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345111351 is an equidigital number, since it uses as much as digits as its factorization.

1345111351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 900, while the sum is 25.

The square root of 1345111351 is about 36675.7597194659. The cubic root of 1345111351 is about 1103.8737666243.

Adding to 1345111351 its reverse (1531115431), we get a palindrome (2876226782).

The spelling of 1345111351 in words is "one billion, three hundred forty-five million, one hundred eleven thousand, three hundred fifty-one".