1345450511 has 2 divisors, whose sum is σ = 1345450512. Its totient is φ = 1345450510.

The previous prime is 1345450471. The next prime is 1345450523. The reversal of 1345450511 is 1150545431.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1345450511 is a prime.

It is a super-2 number, since 2×1345450511² = 3620474155100322242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1345450531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672725255 + 672725256.

It is an arithmetic number, because the mean of its divisors is an integer number (672725256).

Almost surely, 2^1345450511 is an apocalyptic number.

1345450511 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345450511 is an equidigital number, since it uses as much as digits as its factorization.

1345450511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 1345450511 is about 36680.3831904739. The cubic root of 1345450511 is about 1103.9665367294.

Adding to 1345450511 its reverse (1150545431), we get a palindrome (2495995942).

The spelling of 1345450511 in words is "one billion, three hundred forty-five million, four hundred fifty thousand, five hundred eleven".