1497841 has 2 divisors, whose sum is σ = 1497842. Its totient is φ = 1497840.

The previous prime is 1497809. The next prime is 1497851. The reversal of 1497841 is 1487941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 817216 + 680625 = 904^2 + 825^2 .

It is a cyclic number.

It is not a de Polignac number, because 1497841 - 2⁵ = 1497809 is a prime.

It is a super-2 number, since 2×1497841² = 4487055322562, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1497797 and 1497806.

It is not a weakly prime, because it can be changed into another prime (1497851) 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, 748920 + 748921.

It is an arithmetic number, because the mean of its divisors is an integer number (748921).

2^1497841 is an apocalyptic number.

It is an amenable number.

1497841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1497841 is an equidigital number, since it uses as much as digits as its factorization.

1497841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 34.

The square root of 1497841 is about 1223.8631459440. The cubic root of 1497841 is about 114.4164770389.

The spelling of 1497841 in words is "one million, four hundred ninety-seven thousand, eight hundred forty-one".