1117121134 has 4 divisors (see below), whose sum is σ = 1675681704. Its totient is φ = 558560566.

The previous prime is 1117121129. The next prime is 1117121141. The reversal of 1117121134 is 4311217111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4311217111 = 29 ⋅148662659.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279280282 + ... + 279280285.

It is an arithmetic number, because the mean of its divisors is an integer number (418920426).

Almost surely, 2^1117121134 is an apocalyptic number.

1117121134 is a deficient number, since it is larger than the sum of its proper divisors (558560570).

1117121134 is an equidigital number, since it uses as much as digits as its factorization.

1117121134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558560569.

The product of its digits is 168, while the sum is 22.

The square root of 1117121134 is about 33423.3620989870. The cubic root of 1117121134 is about 1037.6082655490.

Adding to 1117121134 its reverse (4311217111), we get a palindrome (5428338245).

The spelling of 1117121134 in words is "one billion, one hundred seventeen million, one hundred twenty-one thousand, one hundred thirty-four".