880513993 has 2 divisors, whose sum is σ = 880513994. Its totient is φ = 880513992.

The previous prime is 880513969. The next prime is 880513999. The reversal of 880513993 is 399315088.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 503688249 + 376825744 = 22443^2 + 19412^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-880513993 is a prime.

It is not a weakly prime, because it can be changed into another prime (880513999) 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, 440256996 + 440256997.

It is an arithmetic number, because the mean of its divisors is an integer number (440256997).

Almost surely, 2^880513993 is an apocalyptic number.

It is an amenable number.

880513993 is a deficient number, since it is larger than the sum of its proper divisors (1).

880513993 is an equidigital number, since it uses as much as digits as its factorization.

880513993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 46.

The square root of 880513993 is about 29673.4560339708. The cubic root of 880513993 is about 958.4705075442.

The spelling of 880513993 in words is "eight hundred eighty million, five hundred thirteen thousand, nine hundred ninety-three".