1142756476 has 24 divisors (see below), whose sum is σ = 2047947440. Its totient is φ = 557649792.

The previous prime is 1142756467. The next prime is 1142756477. The reversal of 1142756476 is 6746572411.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142756477) 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, 366010 + ... + 369118.

Almost surely, 2^1142756476 is an apocalyptic number.

It is an amenable number.

1142756476 is a deficient number, since it is larger than the sum of its proper divisors (905190964).

1142756476 is a wasteful number, since it uses less digits than its factorization.

1142756476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5293 (or 5291 counting only the distinct ones).

The product of its digits is 282240, while the sum is 43.

The square root of 1142756476 is about 33804.6812734568. The cubic root of 1142756476 is about 1045.4852186810.

The spelling of 1142756476 in words is "one billion, one hundred forty-two million, seven hundred fifty-six thousand, four hundred seventy-six".