1138585419 has 6 divisors (see below), whose sum is σ = 1644623396. Its totient is φ = 759056940.

The previous prime is 1138585417. The next prime is 1138585439. The reversal of 1138585419 is 9145858311.

It is not a de Polignac number, because 1138585419 - 2¹ = 1138585417 is a prime.

It is a super-2 number, since 2×1138585419² = 2592753512718811122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1138585417) 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 5 ways as a sum of consecutive naturals, for example, 63254737 + ... + 63254754.

Almost surely, 2^1138585419 is an apocalyptic number.

1138585419 is a deficient number, since it is larger than the sum of its proper divisors (506037977).

1138585419 is a wasteful number, since it uses less digits than its factorization.

1138585419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126509497 (or 126509494 counting only the distinct ones).

The product of its digits is 172800, while the sum is 45.

The square root of 1138585419 is about 33742.9313931081. The cubic root of 1138585419 is about 1044.2116621753.

The spelling of 1138585419 in words is "one billion, one hundred thirty-eight million, five hundred eighty-five thousand, four hundred nineteen".