1167481 has 4 divisors (see below), whose sum is σ = 1334272. Its totient is φ = 1000692.

The previous prime is 1167473. The next prime is 1167539. The reversal of 1167481 is 1847611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1167481 - 2³ = 1167473 is a prime.

It is a super-2 number, since 2×1167481² = 2726023770722, which contains 22 as substring.

It is the 1081-st Hogben number.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1167421) by changing a digit.

It is a nontrivial repunit in base 1080.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83385 + ... + 83398.

It is an arithmetic number, because the mean of its divisors is an integer number (333568).

2^1167481 is an apocalyptic number.

It is an amenable number.

1167481 is a deficient number, since it is larger than the sum of its proper divisors (166791).

1167481 is an equidigital number, since it uses as much as digits as its factorization.

1167481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166790.

The product of its digits is 1344, while the sum is 28.

The square root of 1167481 is about 1080.5003470615. The cubic root of 1167481 is about 105.2971477032.

The spelling of 1167481 in words is "one million, one hundred sixty-seven thousand, four hundred eighty-one".