10629389 has 2 divisors, whose sum is σ = 10629390. Its totient is φ = 10629388.

The previous prime is 10629347. The next prime is 10629391. The reversal of 10629389 is 98392601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8655364 + 1974025 = 2942^2 + 1405^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10629389 is a prime.

It is a super-2 number, since 2×10629389² = 225967821026642, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 10629391, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10629319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5314694 + 5314695.

It is an arithmetic number, because the mean of its divisors is an integer number (5314695).

Almost surely, 2^10629389 is an apocalyptic number.

It is an amenable number.

10629389 is a deficient number, since it is larger than the sum of its proper divisors (1).

10629389 is an equidigital number, since it uses as much as digits as its factorization.

10629389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 10629389 is about 3260.2743749568. The cubic root of 10629389 is about 219.8717503199.

The spelling of 10629389 in words is "ten million, six hundred twenty-nine thousand, three hundred eighty-nine".