1303550421463 has 16 divisors (see below), whose sum is σ = 1386142994880. Its totient is φ = 1223126105344.

The previous prime is 1303550421421. The next prime is 1303550421487. The reversal of 1303550421463 is 3641240553031.

It is a cyclic number.

It is not a de Polignac number, because 1303550421463 - 2¹⁷ = 1303550290391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303550421493) 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, 6816195 + ... + 7004827.

It is an arithmetic number, because the mean of its divisors is an integer number (86633937180).

Almost surely, 2^{1303550421463} is an apocalyptic number.

1303550421463 is a deficient number, since it is larger than the sum of its proper divisors (82592573417).

1303550421463 is a wasteful number, since it uses less digits than its factorization.

1303550421463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194378.

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 1303550421463 its reverse (3641240553031), we get a palindrome (4944790974494).

The spelling of 1303550421463 in words is "one trillion, three hundred three billion, five hundred fifty million, four hundred twenty-one thousand, four hundred sixty-three".