1423251353603 has 16 divisors (see below), whose sum is σ = 1517593481280. Its totient is φ = 1330096896000.

The previous prime is 1423251353581. The next prime is 1423251353653. The reversal of 1423251353603 is 3063531523241.

It is a cyclic number.

It is not a de Polignac number, because 1423251353603 - 2¹⁴ = 1423251337219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1423251353653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6016523 + ... + 6248603.

It is an arithmetic number, because the mean of its divisors is an integer number (94849592580).

Almost surely, 2^{1423251353603} is an apocalyptic number.

1423251353603 is a deficient number, since it is larger than the sum of its proper divisors (94342127677).

1423251353603 is a wasteful number, since it uses less digits than its factorization.

1423251353603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234638.

The product of its (nonzero) digits is 194400, while the sum is 38.

Adding to 1423251353603 its reverse (3063531523241), we get a palindrome (4486782876844).

The spelling of 1423251353603 in words is "one trillion, four hundred twenty-three billion, two hundred fifty-one million, three hundred fifty-three thousand, six hundred three".