320133013 has 2 divisors, whose sum is σ = 320133014. Its totient is φ = 320133012.

The previous prime is 320132987. The next prime is 320133017. The reversal of 320133013 is 310331023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 188732644 + 131400369 = 13738^2 + 11463^2 .

It is an emirp because it is prime and its reverse (310331023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320133013 - 2¹³ = 320124821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320133017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160066506 + 160066507.

It is an arithmetic number, because the mean of its divisors is an integer number (160066507).

Almost surely, 2^320133013 is an apocalyptic number.

It is an amenable number.

320133013 is a deficient number, since it is larger than the sum of its proper divisors (1).

320133013 is an equidigital number, since it uses as much as digits as its factorization.

320133013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 320133013 is about 17892.2612601091. The cubic root of 320133013 is about 684.0851359722.

Adding to 320133013 its reverse (310331023), we get a palindrome (630464036).

The spelling of 320133013 in words is "three hundred twenty million, one hundred thirty-three thousand, thirteen".