1167265026 has 16 divisors (see below), whose sum is σ = 2593922400. Its totient is φ = 389088324.

The previous prime is 1167265009. The next prime is 1167265049. The reversal of 1167265026 is 6205627611.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10807956 + ... + 10808063.

It is an arithmetic number, because the mean of its divisors is an integer number (162120150).

Almost surely, 2^1167265026 is an apocalyptic number.

1167265026 is an abundant number, since it is smaller than the sum of its proper divisors (1426657374).

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

1167265026 is a wasteful number, since it uses less digits than its factorization.

1167265026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21616030 (or 21616024 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 1167265026 is about 34165.2605141538. The cubic root of 1167265026 is about 1052.9065427888.

The spelling of 1167265026 in words is "one billion, one hundred sixty-seven million, two hundred sixty-five thousand, twenty-six".