313260061 has 2 divisors, whose sum is σ = 313260062. Its totient is φ = 313260060.

The previous prime is 313259993. The next prime is 313260091. The reversal of 313260061 is 160062313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 259016836 + 54243225 = 16094^2 + 7365^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313260061 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313260091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156630030 + 156630031.

It is an arithmetic number, because the mean of its divisors is an integer number (156630031).

Almost surely, 2^313260061 is an apocalyptic number.

It is an amenable number.

313260061 is a deficient number, since it is larger than the sum of its proper divisors (1).

313260061 is an equidigital number, since it uses as much as digits as its factorization.

313260061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 313260061 is about 17699.1542453305. The cubic root of 313260061 is about 679.1541248381.

The spelling of 313260061 in words is "three hundred thirteen million, two hundred sixty thousand, sixty-one".