1177481 has 2 divisors, whose sum is σ = 1177482. Its totient is φ = 1177480.

The previous prime is 1177459. The next prime is 1177489. The reversal of 1177481 is 1847711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1177225 + 256 = 1085^2 + 16^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1177481 is a prime.

It is a super-2 number, since 2×1177481² = 2772923010722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1177489) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 588740 + 588741.

It is an arithmetic number, because the mean of its divisors is an integer number (588741).

2^1177481 is an apocalyptic number.

It is an amenable number.

1177481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1177481 is an equidigital number, since it uses as much as digits as its factorization.

1177481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1568, while the sum is 29.

The square root of 1177481 is about 1085.1179659373. The cubic root of 1177481 is about 105.5969325421.

The spelling of 1177481 in words is "one million, one hundred seventy-seven thousand, four hundred eighty-one".