1142430334431 has 8 divisors (see below), whose sum is σ = 1524450332160. Its totient is φ = 761015279832.

The previous prime is 1142430334421. The next prime is 1142430334447. The reversal of 1142430334431 is 1344330342411.

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

It is not a de Polignac number, because 1142430334431 - 2¹⁷ = 1142430203359 is a prime.

It is a super-2 number, since 2×1142430334431² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1142430334392 and 1142430334401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142430334421) 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, 151231375 + ... + 151238928.

It is an arithmetic number, because the mean of its divisors is an integer number (190556291520).

Almost surely, 2^{1142430334431} is an apocalyptic number.

1142430334431 is a deficient number, since it is larger than the sum of its proper divisors (382019997729).

1142430334431 is a wasteful number, since it uses less digits than its factorization.

1142430334431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302471565.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 1142430334431 its reverse (1344330342411), we get a palindrome (2486760676842).

The spelling of 1142430334431 in words is "one trillion, one hundred forty-two billion, four hundred thirty million, three hundred thirty-four thousand, four hundred thirty-one".