119155439 has 4 divisors (see below), whose sum is σ = 128321256. Its totient is φ = 109989624.

The previous prime is 119155423. The next prime is 119155453. The reversal of 119155439 is 934551911.

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 119155439 - 2⁴ = 119155423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119155409) 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, 4582889 + ... + 4582914.

It is an arithmetic number, because the mean of its divisors is an integer number (32080314).

Almost surely, 2^119155439 is an apocalyptic number.

119155439 is a deficient number, since it is larger than the sum of its proper divisors (9165817).

119155439 is an equidigital number, since it uses as much as digits as its factorization.

119155439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9165816.

The product of its digits is 24300, while the sum is 38.

The square root of 119155439 is about 10915.8343245031. The cubic root of 119155439 is about 492.0825414537.

The spelling of 119155439 in words is "one hundred nineteen million, one hundred fifty-five thousand, four hundred thirty-nine".