913010321 has 2 divisors, whose sum is σ = 913010322. Its totient is φ = 913010320.

The previous prime is 913010311. The next prime is 913010339. The reversal of 913010321 is 123010319.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 859134721 + 53875600 = 29311^2 + 7340^2 .

It is a cyclic number.

It is not a de Polignac number, because 913010321 - 2¹⁰ = 913009297 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 913010293 and 913010302.

It is not a weakly prime, because it can be changed into another prime (913010311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456505160 + 456505161.

It is an arithmetic number, because the mean of its divisors is an integer number (456505161).

Almost surely, 2^913010321 is an apocalyptic number.

It is an amenable number.

913010321 is a deficient number, since it is larger than the sum of its proper divisors (1).

913010321 is an equidigital number, since it uses as much as digits as its factorization.

913010321 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 20.

The square root of 913010321 is about 30216.0606466164. The cubic root of 913010321 is about 970.1194882385.

The spelling of 913010321 in words is "nine hundred thirteen million, ten thousand, three hundred twenty-one".