1129111093 has 4 divisors (see below), whose sum is σ = 1231757568. Its totient is φ = 1026464620.

The previous prime is 1129111069. The next prime is 1129111097. The reversal of 1129111093 is 3901119211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1129111093 - 2²¹ = 1127013941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1129111097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51323221 + ... + 51323242.

It is an arithmetic number, because the mean of its divisors is an integer number (307939392).

Almost surely, 2^1129111093 is an apocalyptic number.

It is an amenable number.

1129111093 is a deficient number, since it is larger than the sum of its proper divisors (102646475).

1129111093 is a wasteful number, since it uses less digits than its factorization.

1129111093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102646474.

The product of its (nonzero) digits is 486, while the sum is 28.

The square root of 1129111093 is about 33602.2483325149. The cubic root of 1129111093 is about 1041.3072482139.

It can be divided in two parts, 11 and 29111093, that multiplied together give a palindrome (320222023).

The spelling of 1129111093 in words is "one billion, one hundred twenty-nine million, one hundred eleven thousand, ninety-three".