104970389 has 2 divisors, whose sum is σ = 104970390. Its totient is φ = 104970388.

The previous prime is 104970377. The next prime is 104970391. The reversal of 104970389 is 983079401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103693489 + 1276900 = 10183^2 + 1130^2 .

It is a cyclic number.

It is not a de Polignac number, because 104970389 - 2¹² = 104966293 is a prime.

It is a super-2 number, since 2×104970389² = 22037565133622642, which contains 22 as substring.

Together with 104970391, 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 (104970319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52485194 + 52485195.

It is an arithmetic number, because the mean of its divisors is an integer number (52485195).

Almost surely, 2^104970389 is an apocalyptic number.

It is an amenable number.

104970389 is a deficient number, since it is larger than the sum of its proper divisors (1).

104970389 is an equidigital number, since it uses as much as digits as its factorization.

104970389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 104970389 is about 10245.5057952255. The cubic root of 104970389 is about 471.7250460411.

The spelling of 104970389 in words is "one hundred four million, nine hundred seventy thousand, three hundred eighty-nine".