1130542743 has 16 divisors (see below), whose sum is σ = 1650836736. Its totient is φ = 682506240.

The previous prime is 1130542723. The next prime is 1130542753. The reversal of 1130542743 is 3472450311.

It is a happy number.

It is not a de Polignac number, because 1130542743 - 2⁵ = 1130542711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1130542743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130542723) 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, 58171 + ... + 75132.

It is an arithmetic number, because the mean of its divisors is an integer number (103177296).

Almost surely, 2^1130542743 is an apocalyptic number.

1130542743 is a deficient number, since it is larger than the sum of its proper divisors (520293993).

1130542743 is a wasteful number, since it uses less digits than its factorization.

1130542743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133574.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 1130542743 is about 33623.5444740735. The cubic root of 1130542743 is about 1041.7471688725.

The spelling of 1130542743 in words is "one billion, one hundred thirty million, five hundred forty-two thousand, seven hundred forty-three".