60640313 has 2 divisors, whose sum is σ = 60640314. Its totient is φ = 60640312.

The previous prime is 60640303. The next prime is 60640339. The reversal of 60640313 is 31304606.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43731769 + 16908544 = 6613^2 + 4112^2 .

It is a cyclic number.

It is not a de Polignac number, because 60640313 - 2¹⁶ = 60574777 is a prime.

It is not a weakly prime, because it can be changed into another prime (60640303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30320156 + 30320157.

It is an arithmetic number, because the mean of its divisors is an integer number (30320157).

Almost surely, 2^60640313 is an apocalyptic number.

It is an amenable number.

60640313 is a deficient number, since it is larger than the sum of its proper divisors (1).

60640313 is an equidigital number, since it uses as much as digits as its factorization.

60640313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 60640313 is about 7787.1890307093. The cubic root of 60640313 is about 392.8744729640.

Adding to 60640313 its reverse (31304606), we get a palindrome (91944919).

The spelling of 60640313 in words is "sixty million, six hundred forty thousand, three hundred thirteen".