966233813 has 2 divisors, whose sum is σ = 966233814. Its totient is φ = 966233812.

The previous prime is 966233791. The next prime is 966233819. The reversal of 966233813 is 318332669.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 950057329 + 16176484 = 30823^2 + 4022^2 .

It is a cyclic number.

It is not a de Polignac number, because 966233813 - 2⁸ = 966233557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (966233819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483116906 + 483116907.

It is an arithmetic number, because the mean of its divisors is an integer number (483116907).

Almost surely, 2^966233813 is an apocalyptic number.

It is an amenable number.

966233813 is a deficient number, since it is larger than the sum of its proper divisors (1).

966233813 is an equidigital number, since it uses as much as digits as its factorization.

966233813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 41.

The square root of 966233813 is about 31084.3017132443. The cubic root of 966233813 is about 988.6154890823.

The spelling of 966233813 in words is "nine hundred sixty-six million, two hundred thirty-three thousand, eight hundred thirteen".