1182142338 has 16 divisors (see below), whose sum is σ = 2546152896. Its totient is φ = 363736080.

The previous prime is 1182142331. The next prime is 1182142373. The reversal of 1182142338 is 8332412811.

It is a junction number, because it is equal to n+sod(n) for n = 1182142299 and 1182142308.

It is not an unprimeable number, because it can be changed into a prime (1182142331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7577758 + ... + 7577913.

It is an arithmetic number, because the mean of its divisors is an integer number (159134556).

Almost surely, 2^1182142338 is an apocalyptic number.

1182142338 is an abundant number, since it is smaller than the sum of its proper divisors (1364010558).

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

1182142338 is a wasteful number, since it uses less digits than its factorization.

1182142338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15155689.

The product of its digits is 9216, while the sum is 33.

The square root of 1182142338 is about 34382.2968691738. The cubic root of 1182142338 is about 1057.3609257724.

The spelling of 1182142338 in words is "one billion, one hundred eighty-two million, one hundred forty-two thousand, three hundred thirty-eight".