313433147 has 2 divisors, whose sum is σ = 313433148. Its totient is φ = 313433146.

The previous prime is 313433137. The next prime is 313433161. The reversal of 313433147 is 741334313.

It is a weak prime.

It is an emirp because it is prime and its reverse (741334313) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313433147 is a prime.

It is not a weakly prime, because it can be changed into another prime (313433137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156716573 + 156716574.

It is an arithmetic number, because the mean of its divisors is an integer number (156716574).

Almost surely, 2^313433147 is an apocalyptic number.

313433147 is a deficient number, since it is larger than the sum of its proper divisors (1).

313433147 is an equidigital number, since it uses as much as digits as its factorization.

313433147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 29.

The square root of 313433147 is about 17704.0432387633. The cubic root of 313433147 is about 679.2791864528.

The spelling of 313433147 in words is "three hundred thirteen million, four hundred thirty-three thousand, one hundred forty-seven".