1254514653 has 24 divisors (see below), whose sum is σ = 2179944000. Its totient is φ = 679135104.

The previous prime is 1254514649. The next prime is 1254514661. The reversal of 1254514653 is 3564154521.

It is not a de Polignac number, because 1254514653 - 2² = 1254514649 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254514663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 522828 + ... + 525221.

It is an arithmetic number, because the mean of its divisors is an integer number (90831000).

Almost surely, 2^1254514653 is an apocalyptic number.

It is an amenable number.

1254514653 is a deficient number, since it is larger than the sum of its proper divisors (925429347).

1254514653 is a wasteful number, since it uses less digits than its factorization.

1254514653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048081 (or 1048078 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 1254514653 is about 35419.1283489586. The cubic root of 1254514653 is about 1078.5126568346.

The spelling of 1254514653 in words is "one billion, two hundred fifty-four million, five hundred fourteen thousand, six hundred fifty-three".