1223042119 has 4 divisors (see below), whose sum is σ = 1317122296. Its totient is φ = 1128961944.

The previous prime is 1223042113. The next prime is 1223042123. The reversal of 1223042119 is 9112403221.

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 1223042119 - 2²³ = 1214653511 is a prime.

It is a super-2 number, since 2×1223042119² = 2991664049696020322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1223042093 and 1223042102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223042113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47040069 + ... + 47040094.

It is an arithmetic number, because the mean of its divisors is an integer number (329280574).

Almost surely, 2^1223042119 is an apocalyptic number.

1223042119 is a deficient number, since it is larger than the sum of its proper divisors (94080177).

1223042119 is an equidigital number, since it uses as much as digits as its factorization.

1223042119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94080176.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1223042119 is about 34972.0190866927. The cubic root of 1223042119 is about 1069.4171335646.

The spelling of 1223042119 in words is "one billion, two hundred twenty-three million, forty-two thousand, one hundred nineteen".