1066772367 has 12 divisors (see below), whose sum is σ = 1541259720. Its totient is φ = 711012528.

The previous prime is 1066772363. The next prime is 1066772381. The reversal of 1066772367 is 7632776601.

It is not a de Polignac number, because 1066772367 - 2² = 1066772363 is a prime.

It is a super-3 number, since 3×1066772367³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066772363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34809 + ... + 57837.

It is an arithmetic number, because the mean of its divisors is an integer number (128438310).

Almost surely, 2^1066772367 is an apocalyptic number.

1066772367 is a deficient number, since it is larger than the sum of its proper divisors (474487353).

1066772367 is a wasteful number, since it uses less digits than its factorization.

1066772367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28182 (or 28179 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 45.

The square root of 1066772367 is about 32661.4813962870. The cubic root of 1066772367 is about 1021.7796583944.

The spelling of 1066772367 in words is "one billion, sixty-six million, seven hundred seventy-two thousand, three hundred sixty-seven".