10001699 has 4 divisors (see below), whose sum is σ = 10142640. Its totient is φ = 9860760.

The previous prime is 10001687. The next prime is 10001701. The reversal of 10001699 is 99610001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10001699 - 2⁸ = 10001443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10001659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70364 + ... + 70505.

It is an arithmetic number, because the mean of its divisors is an integer number (2535660).

Almost surely, 2^10001699 is an apocalyptic number.

10001699 is a deficient number, since it is larger than the sum of its proper divisors (140941).

10001699 is an equidigital number, since it uses as much as digits as its factorization.

10001699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140940.

The product of its (nonzero) digits is 486, while the sum is 26.

The square root of 10001699 is about 3162.5462842463. The cubic root of 10001699 is about 215.4556695940.

The spelling of 10001699 in words is "ten million, one thousand, six hundred ninety-nine".