1119423439 has 2 divisors, whose sum is σ = 1119423440. Its totient is φ = 1119423438.

The previous prime is 1119423401. The next prime is 1119423457. The reversal of 1119423439 is 9343249111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1119423439 - 2²³ = 1111034831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1119423398 and 1119423407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1119423499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559711719 + 559711720.

It is an arithmetic number, because the mean of its divisors is an integer number (559711720).

Almost surely, 2^1119423439 is an apocalyptic number.

1119423439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1119423439 is an equidigital number, since it uses as much as digits as its factorization.

1119423439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 37.

The square root of 1119423439 is about 33457.7859249533. The cubic root of 1119423439 is about 1038.3205880214.

The spelling of 1119423439 in words is "one billion, one hundred nineteen million, four hundred twenty-three thousand, four hundred thirty-nine".