11833890739 has 4 divisors (see below), whose sum is σ = 12909699000. Its totient is φ = 10758082480.

The previous prime is 11833890709. The next prime is 11833890763. The reversal of 11833890739 is 93709833811.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93709833811 = 11 ⋅8519075801.

It is a cyclic number.

It is not a de Polignac number, because 11833890739 - 2²⁵ = 11800336307 is a prime.

It is a super-2 number, since 2×11833890739² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11833890709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 537904114 + ... + 537904135.

It is an arithmetic number, because the mean of its divisors is an integer number (3227424750).

Almost surely, 2^11833890739 is an apocalyptic number.

11833890739 is a deficient number, since it is larger than the sum of its proper divisors (1075808261).

11833890739 is a wasteful number, since it uses less digits than its factorization.

11833890739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075808260.

The product of its (nonzero) digits is 979776, while the sum is 52.

The spelling of 11833890739 in words is "eleven billion, eight hundred thirty-three million, eight hundred ninety thousand, seven hundred thirty-nine".