1345242022403 has 4 divisors (see below), whose sum is σ = 1370623947408. Its totient is φ = 1319860097400.

The previous prime is 1345242022381. The next prime is 1345242022457. The reversal of 1345242022403 is 3042202425431.

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 1345242022403 - 2⁸ = 1345242022147 is a prime.

It is a super-3 number, since 3×1345242022403³ (a number of 37 digits) contains 333 as substring.

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 1345242022403.

It is not an unprimeable number, because it can be changed into a prime (1345242027403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12690962423 + ... + 12690962528.

It is an arithmetic number, because the mean of its divisors is an integer number (342655986852).

Almost surely, 2^{1345242022403} is an apocalyptic number.

1345242022403 is a deficient number, since it is larger than the sum of its proper divisors (25381925005).

1345242022403 is an equidigital number, since it uses as much as digits as its factorization.

1345242022403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25381925004.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 1345242022403 its reverse (3042202425431), we get a palindrome (4387444447834).

The spelling of 1345242022403 in words is "one trillion, three hundred forty-five billion, two hundred forty-two million, twenty-two thousand, four hundred three".