1142403533 has 8 divisors (see below), whose sum is σ = 1163599680. Its totient is φ = 1121329440.

The previous prime is 1142403523. The next prime is 1142403539. The reversal of 1142403533 is 3353042411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1142403533 - 2⁴ = 1142403517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142403539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11513 + ... + 49166.

It is an arithmetic number, because the mean of its divisors is an integer number (145449960).

Almost surely, 2^1142403533 is an apocalyptic number.

It is an amenable number.

1142403533 is a deficient number, since it is larger than the sum of its proper divisors (21196147).

1142403533 is an equidigital number, since it uses as much as digits as its factorization.

1142403533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61027.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 1142403533 is about 33799.4605430323. The cubic root of 1142403533 is about 1045.3775740829.

Adding to 1142403533 its reverse (3353042411), we get a palindrome (4495445944).

The spelling of 1142403533 in words is "one billion, one hundred forty-two million, four hundred three thousand, five hundred thirty-three".