1456503343361 has 4 divisors (see below), whose sum is σ = 1588912738224. Its totient is φ = 1324093948500.

The previous prime is 1456503343331. The next prime is 1456503343367. The reversal of 1456503343361 is 1633433056541.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1456503343361 - 2¹⁴ = 1456503326977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1456503343367) 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, 66204697415 + ... + 66204697436.

It is an arithmetic number, because the mean of its divisors is an integer number (397228184556).

Almost surely, 2^{1456503343361} is an apocalyptic number.

1456503343361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1456503343361 is a deficient number, since it is larger than the sum of its proper divisors (132409394863).

1456503343361 is a wasteful number, since it uses less digits than its factorization.

1456503343361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132409394862.

The product of its (nonzero) digits is 1166400, while the sum is 44.

The spelling of 1456503343361 in words is "one trillion, four hundred fifty-six billion, five hundred three million, three hundred forty-three thousand, three hundred sixty-one".