1254054321 has 24 divisors (see below), whose sum is σ = 2053425920. Its totient is φ = 731107296.

The previous prime is 1254054311. The next prime is 1254054367. The reversal of 1254054321 is 1234504521.

It is not a de Polignac number, because 1254054321 - 2⁶ = 1254054257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1254054311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 279841 + ... + 284286.

Almost surely, 2^1254054321 is an apocalyptic number.

It is an amenable number.

1254054321 is a deficient number, since it is larger than the sum of its proper divisors (799371599).

1254054321 is a wasteful number, since it uses less digits than its factorization.

1254054321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564165 (or 564162 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1254054321 is about 35412.6293996930. The cubic root of 1254054321 is about 1078.3807241054.

Adding to 1254054321 its reverse (1234504521), we get a palindrome (2488558842).

The spelling of 1254054321 in words is "one billion, two hundred fifty-four million, fifty-four thousand, three hundred twenty-one".