1129351917 has 16 divisors (see below), whose sum is σ = 1566259200. Its totient is φ = 723044400.

The previous prime is 1129351897. The next prime is 1129351921. The reversal of 1129351917 is 7191539211.

It is not a de Polignac number, because 1129351917 - 2⁷ = 1129351789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1129351967) 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, 34167 + ... + 58532.

It is an arithmetic number, because the mean of its divisors is an integer number (97891200).

Almost surely, 2^1129351917 is an apocalyptic number.

It is an amenable number.

1129351917 is a deficient number, since it is larger than the sum of its proper divisors (436907283).

1129351917 is a wasteful number, since it uses less digits than its factorization.

1129351917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92864.

The product of its digits is 17010, while the sum is 39.

The square root of 1129351917 is about 33605.8315921508. The cubic root of 1129351917 is about 1041.3812751636.

The spelling of 1129351917 in words is "one billion, one hundred twenty-nine million, three hundred fifty-one thousand, nine hundred seventeen".