1142141033 has 4 divisors (see below), whose sum is σ = 1245972048. Its totient is φ = 1038310020.

The previous prime is 1142141023. The next prime is 1142141047. The reversal of 1142141033 is 3301412411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3301412411 = 11 ⋅300128401.

It is not a de Polignac number, because 1142141033 - 2⁸ = 1142140777 is a prime.

It is a super-2 number, since 2×1142141033² = 2608972278524614178, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1142140996 and 1142141014.

It is not an unprimeable number, because it can be changed into a prime (1142141023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51915491 + ... + 51915512.

It is an arithmetic number, because the mean of its divisors is an integer number (311493012).

Almost surely, 2^1142141033 is an apocalyptic number.

It is an amenable number.

1142141033 is a deficient number, since it is larger than the sum of its proper divisors (103831015).

1142141033 is a wasteful number, since it uses less digits than its factorization.

1142141033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103831014.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1142141033 is about 33795.5771218661. The cubic root of 1142141033 is about 1045.2974994491.

Adding to 1142141033 its reverse (3301412411), we get a palindrome (4443553444).

The spelling of 1142141033 in words is "one billion, one hundred forty-two million, one hundred forty-one thousand, thirty-three".