11739237073 has 4 divisors (see below), whose sum is σ = 11776984128. Its totient is φ = 11701490020.

The previous prime is 11739237043. The next prime is 11739237113. The reversal of 11739237073 is 37073293711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37073293711 = 17 ⋅2180781983.

It is a cyclic number.

It is not a de Polignac number, because 11739237073 - 2¹³ = 11739228881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11739237043) 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, 18873061 + ... + 18873682.

It is an arithmetic number, because the mean of its divisors is an integer number (2944246032).

Almost surely, 2^11739237073 is an apocalyptic number.

It is an amenable number.

11739237073 is a deficient number, since it is larger than the sum of its proper divisors (37747055).

11739237073 is an equidigital number, since it uses as much as digits as its factorization.

11739237073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37747054.

The product of its (nonzero) digits is 166698, while the sum is 43.

The spelling of 11739237073 in words is "eleven billion, seven hundred thirty-nine million, two hundred thirty-seven thousand, seventy-three".