1089119019 has 16 divisors (see below), whose sum is σ = 1459731744. Its totient is φ = 722304000.

The previous prime is 1089118999. The next prime is 1089119021. The reversal of 1089119019 is 9109119801.

It is not a de Polignac number, because 1089119019 - 2⁹ = 1089118507 is a prime.

It is a super-2 number, since 2×1089119019² = 2372360475095044722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1089119029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 571969 + ... + 573869.

It is an arithmetic number, because the mean of its divisors is an integer number (91233234).

Almost surely, 2^1089119019 is an apocalyptic number.

1089119019 is a deficient number, since it is larger than the sum of its proper divisors (370612725).

1089119019 is a wasteful number, since it uses less digits than its factorization.

1089119019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2798.

The product of its (nonzero) digits is 5832, while the sum is 39.

The square root of 1089119019 is about 33001.8032689124. The cubic root of 1089119019 is about 1028.8651273257.

The spelling of 1089119019 in words is "one billion, eighty-nine million, one hundred nineteen thousand, nineteen".