330913433 has 2 divisors, whose sum is σ = 330913434. Its totient is φ = 330913432.

The previous prime is 330913411. The next prime is 330913439. The reversal of 330913433 is 334319033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 205406224 + 125507209 = 14332^2 + 11203^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-330913433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 330913396 and 330913405.

It is not a weakly prime, because it can be changed into another prime (330913439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165456716 + 165456717.

It is an arithmetic number, because the mean of its divisors is an integer number (165456717).

Almost surely, 2^330913433 is an apocalyptic number.

It is an amenable number.

330913433 is a deficient number, since it is larger than the sum of its proper divisors (1).

330913433 is an equidigital number, since it uses as much as digits as its factorization.

330913433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 29.

The square root of 330913433 is about 18191.0261667670. The cubic root of 330913433 is about 691.6793324498.

The spelling of 330913433 in words is "three hundred thirty million, nine hundred thirteen thousand, four hundred thirty-three".