1345154141 has 4 divisors (see below), whose sum is σ = 1345733052. Its totient is φ = 1344575232.

The previous prime is 1345154113. The next prime is 1345154159. The reversal of 1345154141 is 1414515431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 957654916 + 387499225 = 30946^2 + 19685^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1345154141 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 (1345154101) 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, 285956 + ... + 290621.

It is an arithmetic number, because the mean of its divisors is an integer number (336433263).

Almost surely, 2^1345154141 is an apocalyptic number.

It is an amenable number.

1345154141 is a deficient number, since it is larger than the sum of its proper divisors (578911).

1345154141 is an equidigital number, since it uses as much as digits as its factorization.

1345154141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578910.

The product of its digits is 4800, while the sum is 29.

The square root of 1345154141 is about 36676.3430701590. The cubic root of 1345154141 is about 1103.8854717909.

Adding to 1345154141 its reverse (1414515431), we get a palindrome (2759669572).

The spelling of 1345154141 in words is "one billion, three hundred forty-five million, one hundred fifty-four thousand, one hundred forty-one".