1125280067 has 6 divisors (see below), whose sum is σ = 1162751364. Its totient is φ = 1088979780.

The previous prime is 1125280061. The next prime is 1125280081. The reversal of 1125280067 is 7600825211.

It is not a de Polignac number, because 1125280067 - 2⁶ = 1125280003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125280061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 584513 + ... + 586434.

It is an arithmetic number, because the mean of its divisors is an integer number (193791894).

Almost surely, 2^1125280067 is an apocalyptic number.

1125280067 is a deficient number, since it is larger than the sum of its proper divisors (37471297).

1125280067 is an equidigital number, since it uses as much as digits as its factorization.

1125280067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171009 (or 1170978 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 1125280067 is about 33545.1943950248. The cubic root of 1125280067 is about 1040.1282099704.

It can be divided in two parts, 11252 and 80067, that added together give a palindrome (91319).

The spelling of 1125280067 in words is "one billion, one hundred twenty-five million, two hundred eighty thousand, sixty-seven".