1071135538 has 8 divisors (see below), whose sum is σ = 1752767280. Its totient is φ = 486879780.

The previous prime is 1071135523. The next prime is 1071135557. The reversal of 1071135538 is 8355311701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1071135538² = 2294662681533098888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24343968 + ... + 24344011.

It is an arithmetic number, because the mean of its divisors is an integer number (219095910).

Almost surely, 2^1071135538 is an apocalyptic number.

1071135538 is a deficient number, since it is larger than the sum of its proper divisors (681631742).

1071135538 is a wasteful number, since it uses less digits than its factorization.

1071135538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48687992.

The product of its (nonzero) digits is 12600, while the sum is 34.

The square root of 1071135538 is about 32728.2070697434. The cubic root of 1071135538 is about 1023.1708127377.

The spelling of 1071135538 in words is "one billion, seventy-one million, one hundred thirty-five thousand, five hundred thirty-eight".