1129225735 has 16 divisors (see below), whose sum is σ = 1481379840. Its totient is φ = 819521440.

The previous prime is 1129225729. The next prime is 1129225759. The reversal of 1129225735 is 5375229211.

It is a happy number.

It is not a de Polignac number, because 1129225735 - 2⁵ = 1129225703 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1129225694 and 1129225703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4914 + ... + 47776.

It is an arithmetic number, because the mean of its divisors is an integer number (92586240).

Almost surely, 2^1129225735 is an apocalyptic number.

1129225735 is a deficient number, since it is larger than the sum of its proper divisors (352154105).

1129225735 is a wasteful number, since it uses less digits than its factorization.

1129225735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43358.

The product of its digits is 37800, while the sum is 37.

The square root of 1129225735 is about 33603.9541572119. The cubic root of 1129225735 is about 1041.3424893596.

The spelling of 1129225735 in words is "one billion, one hundred twenty-nine million, two hundred twenty-five thousand, seven hundred thirty-five".