1425456301543 has 4 divisors (see below), whose sum is σ = 1509306672240. Its totient is φ = 1341605930848.

The previous prime is 1425456301531. The next prime is 1425456301553. The reversal of 1425456301543 is 3451036545241.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1425456301543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1425456301543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425456301553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41925185323 + ... + 41925185356.

It is an arithmetic number, because the mean of its divisors is an integer number (377326668060).

Almost surely, 2^{1425456301543} is an apocalyptic number.

1425456301543 is a deficient number, since it is larger than the sum of its proper divisors (83850370697).

1425456301543 is an equidigital number, since it uses as much as digits as its factorization.

1425456301543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83850370696.

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 1425456301543 in words is "one trillion, four hundred twenty-five billion, four hundred fifty-six million, three hundred one thousand, five hundred forty-three".