1163878082 has 4 divisors (see below), whose sum is σ = 1745817126. Its totient is φ = 581939040.

The previous prime is 1163878081. The next prime is 1163878091. The reversal of 1163878082 is 2808783611.

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., 953018641 + 210859441 = 30871^2 + 14521^2 .

It is a super-2 number, since 2×1163878082² = 2709224379519997448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1163878081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 290969519 + ... + 290969522.

Almost surely, 2^1163878082 is an apocalyptic number.

1163878082 is a deficient number, since it is larger than the sum of its proper divisors (581939044).

1163878082 is an equidigital number, since it uses as much as digits as its factorization.

1163878082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581939043.

The product of its (nonzero) digits is 129024, while the sum is 44.

The square root of 1163878082 is about 34115.6574317424. The cubic root of 1163878082 is about 1051.8871826711.

The spelling of 1163878082 in words is "one billion, one hundred sixty-three million, eight hundred seventy-eight thousand, eighty-two".