1167273027 has 12 divisors (see below), whose sum is σ = 1686592440. Its totient is φ = 777936768.

The previous prime is 1167273001. The next prime is 1167273047. The reversal of 1167273027 is 7203727611.

It is not a de Polignac number, because 1167273027 - 2¹⁵ = 1167240259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1167272982 and 1167273000.

It is not an unprimeable number, because it can be changed into a prime (1167273047) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 12499 + ... + 49907.

It is an arithmetic number, because the mean of its divisors is an integer number (140549370).

Almost surely, 2^1167273027 is an apocalyptic number.

1167273027 is a deficient number, since it is larger than the sum of its proper divisors (519319413).

1167273027 is a wasteful number, since it uses less digits than its factorization.

1167273027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40882 (or 40879 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 36.

The square root of 1167273027 is about 34165.3776065771. The cubic root of 1167273027 is about 1052.9089484938.

The spelling of 1167273027 in words is "one billion, one hundred sixty-seven million, two hundred seventy-three thousand, twenty-seven".