11739858349 has 4 divisors (see below), whose sum is σ = 11758004064. Its totient is φ = 11721712636.

The previous prime is 11739858331. The next prime is 11739858359. The reversal of 11739858349 is 94385893711.

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: 94385893711 = 709 ⋅133125379.

It is a cyclic number.

It is not a de Polignac number, because 11739858349 - 2⁹ = 11739857837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11739858293 and 11739858302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11739858359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9071887 + ... + 9073180.

It is an arithmetic number, because the mean of its divisors is an integer number (2939501016).

Almost surely, 2^11739858349 is an apocalyptic number.

It is an amenable number.

11739858349 is a deficient number, since it is larger than the sum of its proper divisors (18145715).

11739858349 is an equidigital number, since it uses as much as digits as its factorization.

11739858349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18145714.

The product of its digits is 6531840, while the sum is 58.

The spelling of 11739858349 in words is "eleven billion, seven hundred thirty-nine million, eight hundred fifty-eight thousand, three hundred forty-nine".