1130555042 has 4 divisors (see below), whose sum is σ = 1695832566. Its totient is φ = 565277520.

The previous prime is 1130555039. The next prime is 1130555047. The reversal of 1130555042 is 2405550311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 573075721 + 557479321 = 23939^2 + 23611^2 .

It is not an unprimeable number, because it can be changed into a prime (1130555047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282638759 + ... + 282638762.

Almost surely, 2^1130555042 is an apocalyptic number.

1130555042 is a deficient number, since it is larger than the sum of its proper divisors (565277524).

1130555042 is an equidigital number, since it uses as much as digits as its factorization.

1130555042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565277523.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 1130555042 is about 33623.7273662514. The cubic root of 1130555042 is about 1041.7509465277.

The spelling of 1130555042 in words is "one billion, one hundred thirty million, five hundred fifty-five thousand, forty-two".