1173481 has 2 divisors, whose sum is σ = 1173482. Its totient is φ = 1173480.

The previous prime is 1173463. The next prime is 1173511. The reversal of 1173481 is 1843711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 737881 + 435600 = 859^2 + 660^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1173481 is a prime.

It is a super-2 number, since 2×1173481² = 2754115314722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1173401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 586740 + 586741.

It is an arithmetic number, because the mean of its divisors is an integer number (586741).

2^1173481 is an apocalyptic number.

It is an amenable number.

1173481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1173481 is an equidigital number, since it uses as much as digits as its factorization.

1173481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 672, while the sum is 25.

The square root of 1173481 is about 1083.2732803868. The cubic root of 1173481 is about 105.4772230577.

The spelling of 1173481 in words is "one million, one hundred seventy-three thousand, four hundred eighty-one".