1142304234451 has 4 divisors (see below), whose sum is σ = 1143682165600. Its totient is φ = 1140926303304.

The previous prime is 1142304234433. The next prime is 1142304234469. The reversal of 1142304234451 is 1544324032411.

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

It is an interprime number because it is at equal distance from previous prime (1142304234433) and next prime (1142304234469).

It is a cyclic number.

It is not a de Polignac number, because 1142304234451 - 2²⁷ = 1142170016723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142304214451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 688964331 + ... + 688965988.

It is an arithmetic number, because the mean of its divisors is an integer number (285920541400).

Almost surely, 2^{1142304234451} is an apocalyptic number.

1142304234451 is a deficient number, since it is larger than the sum of its proper divisors (1377931149).

1142304234451 is an equidigital number, since it uses as much as digits as its factorization.

1142304234451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377931148.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 1142304234451 its reverse (1544324032411), we get a palindrome (2686628266862).

The spelling of 1142304234451 in words is "one trillion, one hundred forty-two billion, three hundred four million, two hundred thirty-four thousand, four hundred fifty-one".