981183119 has 4 divisors (see below), whose sum is σ = 1121352144. Its totient is φ = 841014096.

The previous prime is 981183107. The next prime is 981183173. The reversal of 981183119 is 911381189.

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 981183119 - 2⁴ = 981183103 is a prime.

It is a super-3 number, since 3×981183119³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (981183179) 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, 70084502 + ... + 70084515.

It is an arithmetic number, because the mean of its divisors is an integer number (280338036).

Almost surely, 2^981183119 is an apocalyptic number.

981183119 is a deficient number, since it is larger than the sum of its proper divisors (140169025).

981183119 is a wasteful number, since it uses less digits than its factorization.

981183119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140169024.

The product of its digits is 15552, while the sum is 41.

The square root of 981183119 is about 31323.8426601846. The cubic root of 981183119 is about 993.6879481632.

The spelling of 981183119 in words is "nine hundred eighty-one million, one hundred eighty-three thousand, one hundred nineteen".