1142735463 has 24 divisors (see below), whose sum is σ = 1665630720. Its totient is φ = 754926480.

The previous prime is 1142735389. The next prime is 1142735467. The reversal of 1142735463 is 3645372411.

1142735463 is a `hidden beast` number, since 1 + 1 + 42 + 73 + 546 + 3 = 666.

It is not a de Polignac number, because 1142735463 - 2⁸ = 1142735207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142735467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 532170 + ... + 534312.

It is an arithmetic number, because the mean of its divisors is an integer number (69401280).

Almost surely, 2^1142735463 is an apocalyptic number.

1142735463 is a deficient number, since it is larger than the sum of its proper divisors (522895257).

1142735463 is a wasteful number, since it uses less digits than its factorization.

1142735463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2659 (or 2656 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 1142735463 is about 33804.3704718783. The cubic root of 1142735463 is about 1045.4788105161.

The spelling of 1142735463 in words is "one billion, one hundred forty-two million, seven hundred thirty-five thousand, four hundred sixty-three".