1494481 has 2 divisors, whose sum is σ = 1494482. Its totient is φ = 1494480.

The previous prime is 1494473. The next prime is 1494509. The reversal of 1494481 is 1844941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1123600 + 370881 = 1060^2 + 609^2 .

It is a cyclic number.

It is not a de Polignac number, because 1494481 - 2³ = 1494473 is a prime.

It is a super-2 number, since 2×1494481² = 4466946918722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1494401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747240 + 747241.

It is an arithmetic number, because the mean of its divisors is an integer number (747241).

2^1494481 is an apocalyptic number.

It is an amenable number.

1494481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494481 is an equidigital number, since it uses as much as digits as its factorization.

1494481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 31.

The square root of 1494481 is about 1222.4896727580. The cubic root of 1494481 is about 114.3308588762.

The spelling of 1494481 in words is "one million, four hundred ninety-four thousand, four hundred eighty-one".