1254804453 has 40 divisors (see below), whose sum is σ = 2211376640. Its totient is φ = 693891360.

The previous prime is 1254804431. The next prime is 1254804497. The reversal of 1254804453 is 3544084521.

It is a happy number.

1254804453 is a `hidden beast` number, since 125 + 4 + 80 + 4 + 453 = 666.

It is not a de Polignac number, because 1254804453 - 2¹² = 1254800357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254854453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 18118 + ... + 53271.

It is an arithmetic number, because the mean of its divisors is an integer number (55284416).

Almost surely, 2^1254804453 is an apocalyptic number.

It is an amenable number.

1254804453 is a deficient number, since it is larger than the sum of its proper divisors (956572187).

1254804453 is an equidigital number, since it uses as much as digits as its factorization.

1254804453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71439 (or 71430 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 1254804453 is about 35423.2191224908. The cubic root of 1254804453 is about 1078.5956979542.

Adding to 1254804453 its reverse (3544084521), we get a palindrome (4798888974).

The spelling of 1254804453 in words is "one billion, two hundred fifty-four million, eight hundred four thousand, four hundred fifty-three".