1345253141 has 16 divisors (see below), whose sum is σ = 1444673664. Its totient is φ = 1249389504.

The previous prime is 1345253137. The next prime is 1345253171. The reversal of 1345253141 is 1413525431.

It is a cyclic number.

It is not a de Polignac number, because 1345253141 - 2² = 1345253137 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 (1345253101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 498191 + ... + 500883.

It is an arithmetic number, because the mean of its divisors is an integer number (90292104).

Almost surely, 2^1345253141 is an apocalyptic number.

It is an amenable number.

1345253141 is a deficient number, since it is larger than the sum of its proper divisors (99420523).

1345253141 is a wasteful number, since it uses less digits than its factorization.

1345253141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340.

The product of its digits is 7200, while the sum is 29.

The square root of 1345253141 is about 36677.6926891537. The cubic root of 1345253141 is about 1103.9125522019.

Adding to 1345253141 its reverse (1413525431), we get a palindrome (2758778572).

The spelling of 1345253141 in words is "one billion, three hundred forty-five million, two hundred fifty-three thousand, one hundred forty-one".