1182632978 has 6 divisors (see below), whose sum is σ = 1774022421. Its totient is φ = 591292172.

The previous prime is 1182632959. The next prime is 1182633019. The reversal of 1182632978 is 8792362811.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1141966849 + 40666129 = 33793^2 + 6377^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=24317.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 36476 + ... + 60792.

Almost surely, 2^1182632978 is an apocalyptic number.

1182632978 is a deficient number, since it is larger than the sum of its proper divisors (591389443).

1182632978 is an frugal number, since it uses more digits than its factorization.

1182632978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48636 (or 24319 counting only the distinct ones).

The product of its digits is 290304, while the sum is 47.

The square root of 1182632978 is about 34389.4311962266. The cubic root of 1182632978 is about 1057.5071889851.

The spelling of 1182632978 in words is "one billion, one hundred eighty-two million, six hundred thirty-two thousand, nine hundred seventy-eight".