988621367 has 2 divisors, whose sum is σ = 988621368. Its totient is φ = 988621366.

The previous prime is 988621363. The next prime is 988621369. The reversal of 988621367 is 763126889.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 988621367 - 2² = 988621363 is a prime.

Together with 988621369, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (988621363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494310683 + 494310684.

It is an arithmetic number, because the mean of its divisors is an integer number (494310684).

Almost surely, 2^988621367 is an apocalyptic number.

988621367 is a deficient number, since it is larger than the sum of its proper divisors (1).

988621367 is an equidigital number, since it uses as much as digits as its factorization.

988621367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 50.

The square root of 988621367 is about 31442.3498962784. The cubic root of 988621367 is about 996.1926447766.

The spelling of 988621367 in words is "nine hundred eighty-eight million, six hundred twenty-one thousand, three hundred sixty-seven".