1207732313 has 2 divisors, whose sum is σ = 1207732314. Its totient is φ = 1207732312.

The previous prime is 1207732303. The next prime is 1207732333. The reversal of 1207732313 is 3132377021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1204645264 + 3087049 = 34708^2 + 1757^2 .

It is a cyclic number.

It is not a de Polignac number, because 1207732313 - 2¹⁶ = 1207666777 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1207732303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 603866156 + 603866157.

It is an arithmetic number, because the mean of its divisors is an integer number (603866157).

Almost surely, 2^1207732313 is an apocalyptic number.

It is an amenable number.

1207732313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1207732313 is an equidigital number, since it uses as much as digits as its factorization.

1207732313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 1207732313 is about 34752.4432666252. The cubic root of 1207732313 is about 1064.9361311225.

The spelling of 1207732313 in words is "one billion, two hundred seven million, seven hundred thirty-two thousand, three hundred thirteen".