1420112400403 has 4 divisors (see below), whose sum is σ = 1420413085288. Its totient is φ = 1419811715520.

The previous prime is 1420112400397. The next prime is 1420112400467. The reversal of 1420112400403 is 3040042110241.

It is a happy number.

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 1420112400403 - 2¹³ = 1420112392211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1420113400403) 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, 150335358 + ... + 150344803.

It is an arithmetic number, because the mean of its divisors is an integer number (355103271322).

Almost surely, 2^{1420112400403} is an apocalyptic number.

1420112400403 is a deficient number, since it is larger than the sum of its proper divisors (300684885).

1420112400403 is an equidigital number, since it uses as much as digits as its factorization.

1420112400403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300684884.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1420112400403 its reverse (3040042110241), we get a palindrome (4460154510644).

The spelling of 1420112400403 in words is "one trillion, four hundred twenty billion, one hundred twelve million, four hundred thousand, four hundred three".