988832291 has 2 divisors, whose sum is σ = 988832292. Its totient is φ = 988832290.

The previous prime is 988832269. The next prime is 988832303. The reversal of 988832291 is 192238889.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 988832291 - 2¹⁰ = 988831267 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (988832191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494416145 + 494416146.

It is an arithmetic number, because the mean of its divisors is an integer number (494416146).

Almost surely, 2^988832291 is an apocalyptic number.

988832291 is a deficient number, since it is larger than the sum of its proper divisors (1).

988832291 is an equidigital number, since it uses as much as digits as its factorization.

988832291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 50.

The square root of 988832291 is about 31445.7038560119. The cubic root of 988832291 is about 996.2634861870.

The spelling of 988832291 in words is "nine hundred eighty-eight million, eight hundred thirty-two thousand, two hundred ninety-one".