1117089238 has 16 divisors (see below), whose sum is σ = 1687080960. Its totient is φ = 554737000.

The previous prime is 1117089223. The next prime is 1117089241. The reversal of 1117089238 is 8329807111.

It is a self number, because there is not a number n which added to its sum of digits gives 1117089238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410703 + ... + 413413.

It is an arithmetic number, because the mean of its divisors is an integer number (105442560).

Almost surely, 2^1117089238 is an apocalyptic number.

1117089238 is a deficient number, since it is larger than the sum of its proper divisors (569991722).

1117089238 is a wasteful number, since it uses less digits than its factorization.

1117089238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4043.

The product of its (nonzero) digits is 24192, while the sum is 40.

The square root of 1117089238 is about 33422.8849443013. The cubic root of 1117089238 is about 1037.5983902045.

The spelling of 1117089238 in words is "one billion, one hundred seventeen million, eighty-nine thousand, two hundred thirty-eight".