1494254897 has 2 divisors, whose sum is σ = 1494254898. Its totient is φ = 1494254896.

The previous prime is 1494254891. The next prime is 1494254921. The reversal of 1494254897 is 7984524941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1417447201 + 76807696 = 37649^2 + 8764^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1494254897 is a prime.

It is not a weakly prime, because it can be changed into another prime (1494254891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747127448 + 747127449.

It is an arithmetic number, because the mean of its divisors is an integer number (747127449).

Almost surely, 2^1494254897 is an apocalyptic number.

It is an amenable number.

1494254897 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494254897 is an equidigital number, since it uses as much as digits as its factorization.

1494254897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2903040, while the sum is 53.

The square root of 1494254897 is about 38655.5933468884. The cubic root of 1494254897 is about 1143.2509280443.

The spelling of 1494254897 in words is "one billion, four hundred ninety-four million, two hundred fifty-four thousand, eight hundred ninety-seven".