1457774430143 has 4 divisors (see below), whose sum is σ = 1459266523680. Its totient is φ = 1456282336608.

The previous prime is 1457774430089. The next prime is 1457774430157. The reversal of 1457774430143 is 3410344777541.

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

It is a cyclic number.

It is not a de Polignac number, because 1457774430143 - 2²⁰ = 1457773381567 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1457774430091 and 1457774430100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1457774436143) 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, 746045303 + ... + 746047256.

It is an arithmetic number, because the mean of its divisors is an integer number (364816630920).

Almost surely, 2^{1457774430143} is an apocalyptic number.

1457774430143 is a deficient number, since it is larger than the sum of its proper divisors (1492093537).

1457774430143 is an equidigital number, since it uses as much as digits as its factorization.

1457774430143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492093536.

The product of its (nonzero) digits is 3951360, while the sum is 50.

The spelling of 1457774430143 in words is "one trillion, four hundred fifty-seven billion, seven hundred seventy-four million, four hundred thirty thousand, one hundred forty-three".