1142536548 has 24 divisors (see below), whose sum is σ = 2757847680. Its totient is φ = 367712800.

The previous prime is 1142536547. The next prime is 1142536553. The reversal of 1142536548 is 8456352411.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1142536547) 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 7 ways as a sum of consecutive naturals, for example, 1641228 + ... + 1641923.

It is an arithmetic number, because the mean of its divisors is an integer number (114910320).

Almost surely, 2^1142536548 is an apocalyptic number.

It is an amenable number.

1142536548 is an abundant number, since it is smaller than the sum of its proper divisors (1615311132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1142536548 is a wasteful number, since it uses less digits than its factorization.

1142536548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3283187 (or 3283185 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The square root of 1142536548 is about 33801.4281946784. The cubic root of 1142536548 is about 1045.4181451239.

Adding to 1142536548 its reverse (8456352411), we get a palindrome (9598888959).

The spelling of 1142536548 in words is "one billion, one hundred forty-two million, five hundred thirty-six thousand, five hundred forty-eight".