1342312455403 has 4 divisors (see below), whose sum is σ = 1342350035208. Its totient is φ = 1342274875600.

The previous prime is 1342312455377. The next prime is 1342312455413. The reversal of 1342312455403 is 3045542132431.

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 1342312455403 - 2²¹ = 1342310358251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1342312455413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18736273 + ... + 18807778.

It is an arithmetic number, because the mean of its divisors is an integer number (335587508802).

Almost surely, 2^{1342312455403} is an apocalyptic number.

1342312455403 is a deficient number, since it is larger than the sum of its proper divisors (37579805).

1342312455403 is an equidigital number, since it uses as much as digits as its factorization.

1342312455403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37579804.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 1342312455403 its reverse (3045542132431), we get a palindrome (4387854587834).

The spelling of 1342312455403 in words is "one trillion, three hundred forty-two billion, three hundred twelve million, four hundred fifty-five thousand, four hundred three".