1142224431354 has 72 divisors (see below), whose sum is σ = 2587576223232. Its totient is φ = 364120291920.

The previous prime is 1142224431323. The next prime is 1142224431379. The reversal of 1142224431354 is 4531344222411.

1142224431354 is a `hidden beast` number, since 1 + 1 + 42 + 224 + 43 + 1 + 354 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 90138439 + ... + 90151109.

It is an arithmetic number, because the mean of its divisors is an integer number (35938558656).

Almost surely, 2^{1142224431354} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1142224431354, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1293788111616).

1142224431354 is an abundant number, since it is smaller than the sum of its proper divisors (1445351791878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1142224431354 is a wasteful number, since it uses less digits than its factorization.

1142224431354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22192 (or 22166 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

Adding to 1142224431354 its reverse (4531344222411), we get a palindrome (5673568653765).

The spelling of 1142224431354 in words is "one trillion, one hundred forty-two billion, two hundred twenty-four million, four hundred thirty-one thousand, three hundred fifty-four".