1067172055 has 32 divisors (see below), whose sum is σ = 1384501248. Its totient is φ = 787353600.

The previous prime is 1067172037. The next prime is 1067172089. The reversal of 1067172055 is 5502717601.

It is a happy number.

It is not a de Polignac number, because 1067172055 - 2⁹ = 1067171543 is a prime.

It is a super-2 number, since 2×1067172055² = 2277712389945846050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1067172055.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1664535 + ... + 1665175.

It is an arithmetic number, because the mean of its divisors is an integer number (43265664).

Almost surely, 2^1067172055 is an apocalyptic number.

1067172055 is a deficient number, since it is larger than the sum of its proper divisors (317329193).

1067172055 is a wasteful number, since it uses less digits than its factorization.

1067172055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167.

The product of its (nonzero) digits is 14700, while the sum is 34.

The square root of 1067172055 is about 32667.5994679744. The cubic root of 1067172055 is about 1021.9072526488.

Adding to 1067172055 its reverse (5502717601), we get a palindrome (6569889656).

The spelling of 1067172055 in words is "one billion, sixty-seven million, one hundred seventy-two thousand, fifty-five".