889429313 has 2 divisors, whose sum is σ = 889429314. Its totient is φ = 889429312.

The previous prime is 889429309. The next prime is 889429319. The reversal of 889429313 is 313924988.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 879893569 + 9535744 = 29663^2 + 3088^2 .

It is a cyclic number.

It is not a de Polignac number, because 889429313 - 2² = 889429309 is a prime.

It is not a weakly prime, because it can be changed into another prime (889429319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444714656 + 444714657.

It is an arithmetic number, because the mean of its divisors is an integer number (444714657).

Almost surely, 2^889429313 is an apocalyptic number.

It is an amenable number.

889429313 is a deficient number, since it is larger than the sum of its proper divisors (1).

889429313 is an equidigital number, since it uses as much as digits as its factorization.

889429313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 47.

The square root of 889429313 is about 29823.3015107315. The cubic root of 889429313 is about 961.6945306727.

The spelling of 889429313 in words is "eight hundred eighty-nine million, four hundred twenty-nine thousand, three hundred thirteen".