1254224543 has 12 divisors (see below), whose sum is σ = 1481592888. Its totient is φ = 1052494560.

The previous prime is 1254224501. The next prime is 1254224581. The reversal of 1254224543 is 3454224521.

It is not a de Polignac number, because 1254224543 - 2⁸ = 1254224287 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 (1254224593) 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 11 ways as a sum of consecutive naturals, for example, 335480 + ... + 339197.

It is an arithmetic number, because the mean of its divisors is an integer number (123466074).

Almost surely, 2^1254224543 is an apocalyptic number.

1254224543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1254224543 is a deficient number, since it is larger than the sum of its proper divisors (227368345).

1254224543 is a wasteful number, since it uses less digits than its factorization.

1254224543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674714 (or 674701 counting only the distinct ones).

The product of its digits is 38400, while the sum is 32.

The square root of 1254224543 is about 35415.0327262308. The cubic root of 1254224543 is about 1078.4295140755.

The spelling of 1254224543 in words is "one billion, two hundred fifty-four million, two hundred twenty-four thousand, five hundred forty-three".