1142814475 has 24 divisors (see below), whose sum is σ = 1552811328. Its totient is φ = 827431200.

The previous prime is 1142814437. The next prime is 1142814479. The reversal of 1142814475 is 5744182411.

It is a happy number.

It is not a de Polignac number, because 1142814475 - 2⁷ = 1142814347 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142814479) 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, 53272 + ... + 71578.

It is an arithmetic number, because the mean of its divisors is an integer number (64700472).

Almost surely, 2^1142814475 is an apocalyptic number.

1142814475 is a deficient number, since it is larger than the sum of its proper divisors (409996853).

1142814475 is a wasteful number, since it uses less digits than its factorization.

1142814475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18555 (or 18550 counting only the distinct ones).

The product of its digits is 35840, while the sum is 37.

The square root of 1142814475 is about 33805.5391171329. The cubic root of 1142814475 is about 1045.5029057597.

Adding to 1142814475 its reverse (5744182411), we get a palindrome (6886996886).

The spelling of 1142814475 in words is "one billion, one hundred forty-two million, eight hundred fourteen thousand, four hundred seventy-five".