1142354541 has 16 divisors (see below), whose sum is σ = 1548604800. Its totient is φ = 748939200.

The previous prime is 1142354513. The next prime is 1142354561. The reversal of 1142354541 is 1454532411.

It is not a de Polignac number, because 1142354541 - 2⁵ = 1142354509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1142354499 and 1142354508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142354561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32496 + ... + 57798.

It is an arithmetic number, because the mean of its divisors is an integer number (96787800).

Almost surely, 2^1142354541 is an apocalyptic number.

It is an amenable number.

1142354541 is a deficient number, since it is larger than the sum of its proper divisors (406250259).

1142354541 is a wasteful number, since it uses less digits than its factorization.

1142354541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25556.

The product of its digits is 9600, while the sum is 30.

The square root of 1142354541 is about 33798.7357899671. The cubic root of 1142354541 is about 1045.3626301894.

Adding to 1142354541 its reverse (1454532411), we get a palindrome (2596886952).

The spelling of 1142354541 in words is "one billion, one hundred forty-two million, three hundred fifty-four thousand, five hundred forty-one".