1313441147 has 2 divisors, whose sum is σ = 1313441148. Its totient is φ = 1313441146.

The previous prime is 1313441113. The next prime is 1313441153. The reversal of 1313441147 is 7411443131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313441147 is a prime.

It is not a weakly prime, because it can be changed into another prime (1313441167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656720573 + 656720574.

It is an arithmetic number, because the mean of its divisors is an integer number (656720574).

Almost surely, 2^1313441147 is an apocalyptic number.

1313441147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313441147 is an equidigital number, since it uses as much as digits as its factorization.

1313441147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 29.

The square root of 1313441147 is about 36241.4286004291. The cubic root of 1313441147 is about 1095.1414222101.

Adding to 1313441147 its reverse (7411443131), we get a palindrome (8724884278).

The spelling of 1313441147 in words is "one billion, three hundred thirteen million, four hundred forty-one thousand, one hundred forty-seven".