1345130141 has 2 divisors, whose sum is σ = 1345130142. Its totient is φ = 1345130140.

The previous prime is 1345130119. The next prime is 1345130147. The reversal of 1345130141 is 1410315431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 697224025 + 647906116 = 26405^2 + 25454^2 .

It is a cyclic number.

It is not a de Polignac number, because 1345130141 - 2²² = 1340935837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1345130147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672565070 + 672565071.

It is an arithmetic number, because the mean of its divisors is an integer number (672565071).

Almost surely, 2^1345130141 is an apocalyptic number.

It is an amenable number.

1345130141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345130141 is an equidigital number, since it uses as much as digits as its factorization.

1345130141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1345130141 is about 36676.0158823174. The cubic root of 1345130141 is about 1103.8789066427.

Adding to 1345130141 its reverse (1410315431), we get a palindrome (2755445572).

The spelling of 1345130141 in words is "one billion, three hundred forty-five million, one hundred thirty thousand, one hundred forty-one".