1452142122454 has 4 divisors (see below), whose sum is σ = 2178213183684. Its totient is φ = 726071061226.

The previous prime is 1452142122449. The next prime is 1452142122461. The reversal of 1452142122454 is 4542212412541.

It is a happy number.

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, 363035530612 + ... + 363035530615.

It is an arithmetic number, because the mean of its divisors is an integer number (544553295921).

Almost surely, 2^{1452142122454} is an apocalyptic number.

1452142122454 is a deficient number, since it is larger than the sum of its proper divisors (726071061230).

1452142122454 is an equidigital number, since it uses as much as digits as its factorization.

1452142122454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726071061229.

The product of its digits is 102400, while the sum is 37.

Adding to 1452142122454 its reverse (4542212412541), we get a palindrome (5994354534995).

The spelling of 1452142122454 in words is "one trillion, four hundred fifty-two billion, one hundred forty-two million, one hundred twenty-two thousand, four hundred fifty-four".