913088213 has 2 divisors, whose sum is σ = 913088214. Its totient is φ = 913088212.

The previous prime is 913088153. The next prime is 913088221. The reversal of 913088213 is 312880319.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 706390084 + 206698129 = 26578^2 + 14377^2 .

It is a cyclic number.

It is not a de Polignac number, because 913088213 - 2²⁶ = 845979349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (913088233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456544106 + 456544107.

It is an arithmetic number, because the mean of its divisors is an integer number (456544107).

Almost surely, 2^913088213 is an apocalyptic number.

It is an amenable number.

913088213 is a deficient number, since it is larger than the sum of its proper divisors (1).

913088213 is an equidigital number, since it uses as much as digits as its factorization.

913088213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 913088213 is about 30217.3495363177. The cubic root of 913088213 is about 970.1470755128.

The spelling of 913088213 in words is "nine hundred thirteen million, eighty-eight thousand, two hundred thirteen".