1134557890 has 16 divisors (see below), whose sum is σ = 2042615232. Its totient is φ = 453731824.

The previous prime is 1134557867. The next prime is 1134557903. The reversal of 1134557890 is 987554311.

It is a super-2 number, since 2×1134557890² = 2574443211522504200, which contains 22 as substring.

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, 65307 + ... + 80833.

It is an arithmetic number, because the mean of its divisors is an integer number (127663452).

Almost surely, 2^1134557890 is an apocalyptic number.

1134557890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1134557890 is a deficient number, since it is larger than the sum of its proper divisors (908057342).

1134557890 is a wasteful number, since it uses less digits than its factorization.

1134557890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22841.

The product of its (nonzero) digits is 151200, while the sum is 43.

The square root of 1134557890 is about 33683.1989276553. The cubic root of 1134557890 is about 1042.9789742929.

The spelling of 1134557890 in words is "one billion, one hundred thirty-four million, five hundred fifty-seven thousand, eight hundred ninety".