1180407042 has 12 divisors (see below), whose sum is σ = 2557548630. Its totient is φ = 393469008.

The previous prime is 1180407023. The next prime is 1180407077. The reversal of 1180407042 is 2407040811.

It can be written as a sum of positive squares in only one way, i.e., 834112161 + 346294881 = 28881^2 + 18609^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1180406997 and 1180407015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32789067 + ... + 32789102.

Almost surely, 2^1180407042 is an apocalyptic number.

1180407042 is an abundant number, since it is smaller than the sum of its proper divisors (1377141588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1180407042 is a wasteful number, since it uses less digits than its factorization.

1180407042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65578177 (or 65578174 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The square root of 1180407042 is about 34357.0522891589. The cubic root of 1180407042 is about 1056.8432969843.

Adding to 1180407042 its reverse (2407040811), we get a palindrome (3587447853).

The spelling of 1180407042 in words is "one billion, one hundred eighty million, four hundred seven thousand, forty-two".