1143522113462 has 4 divisors (see below), whose sum is σ = 1715283170196. Its totient is φ = 571761056730.

The previous prime is 1143522113369. The next prime is 1143522113533. The reversal of 1143522113462 is 2643112253411.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285880528364 + ... + 285880528367.

It is an arithmetic number, because the mean of its divisors is an integer number (428820792549).

Almost surely, 2^{1143522113462} is an apocalyptic number.

1143522113462 is a deficient number, since it is larger than the sum of its proper divisors (571761056734).

1143522113462 is an equidigital number, since it uses as much as digits as its factorization.

1143522113462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571761056733.

The product of its digits is 34560, while the sum is 35.

Adding to 1143522113462 its reverse (2643112253411), we get a palindrome (3786634366873).

The spelling of 1143522113462 in words is "one trillion, one hundred forty-three billion, five hundred twenty-two million, one hundred thirteen thousand, four hundred sixty-two".