10691739 has 12 divisors (see below), whose sum is σ = 15505776. Its totient is φ = 7099152.

The previous prime is 10691731. The next prime is 10691753. The reversal of 10691739 is 93719601.

It is not a de Polignac number, because 10691739 - 2³ = 10691731 is a prime.

It is a super-2 number, since 2×10691739² = 228626565688242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10691731) 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 11 ways as a sum of consecutive naturals, for example, 109 + ... + 4625.

It is an arithmetic number, because the mean of its divisors is an integer number (1292148).

Almost surely, 2^10691739 is an apocalyptic number.

10691739 is a deficient number, since it is larger than the sum of its proper divisors (4814037).

10691739 is a wasteful number, since it uses less digits than its factorization.

10691739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4786 (or 4783 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 36.

The square root of 10691739 is about 3269.8224722452. The cubic root of 10691739 is about 220.3008212611.

The spelling of 10691739 in words is "ten million, six hundred ninety-one thousand, seven hundred thirty-nine".