1092340729 has 4 divisors (see below), whose sum is σ = 1156596084. Its totient is φ = 1028085376.

The previous prime is 1092340703. The next prime is 1092340807. The reversal of 1092340729 is 9270432901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9270432901 = 75161 ⋅123341.

It can be written as a sum of positive squares in 2 ways, for example, as 720815104 + 371525625 = 26848^2 + 19275^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1092340729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1092640729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32127652 + ... + 32127685.

It is an arithmetic number, because the mean of its divisors is an integer number (289149021).

Almost surely, 2^1092340729 is an apocalyptic number.

It is an amenable number.

1092340729 is a deficient number, since it is larger than the sum of its proper divisors (64255355).

1092340729 is an equidigital number, since it uses as much as digits as its factorization.

1092340729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64255354.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 1092340729 is about 33050.5783459231. The cubic root of 1092340729 is about 1029.8786198751.

The spelling of 1092340729 in words is "one billion, ninety-two million, three hundred forty thousand, seven hundred twenty-nine".