10695989 has 8 divisors (see below), whose sum is σ = 11193792. Its totient is φ = 10200960.

The previous prime is 10695973. The next prime is 10696003. The reversal of 10695989 is 98959601.

10695989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10695989 - 2⁴ = 10695973 is a prime.

It is a super-2 number, since 2×10695989² = 228808361376242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10695959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15134 + ... + 15824.

It is an arithmetic number, because the mean of its divisors is an integer number (1399224).

Almost surely, 2^10695989 is an apocalyptic number.

It is an amenable number.

10695989 is a deficient number, since it is larger than the sum of its proper divisors (497803).

10695989 is an equidigital number, since it uses as much as digits as its factorization.

10695989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387.

The product of its (nonzero) digits is 174960, while the sum is 47.

The square root of 10695989 is about 3270.4722900523. The cubic root of 10695989 is about 220.3300074848.

The spelling of 10695989 in words is "ten million, six hundred ninety-five thousand, nine hundred eighty-nine".