1353221162663 has 4 divisors (see below), whose sum is σ = 1353224007240. Its totient is φ = 1353218318088.

The previous prime is 1353221162617. The next prime is 1353221162771. The reversal of 1353221162663 is 3662611223531.

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 1353221162663 - 2⁶ = 1353221162599 is a prime.

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 1353221162663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353221164663) 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, 516368 + ... + 1724261.

It is an arithmetic number, because the mean of its divisors is an integer number (338306001810).

Almost surely, 2^{1353221162663} is an apocalyptic number.

1353221162663 is a deficient number, since it is larger than the sum of its proper divisors (2844577).

1353221162663 is an equidigital number, since it uses as much as digits as its factorization.

1353221162663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2844576.

The product of its digits is 233280, while the sum is 41.

The spelling of 1353221162663 in words is "one trillion, three hundred fifty-three billion, two hundred twenty-one million, one hundred sixty-two thousand, six hundred sixty-three".