135320021463 has 8 divisors (see below), whose sum is σ = 196829122176. Its totient is φ = 82012134200.

The previous prime is 135320021423. The next prime is 135320021479. The reversal of 135320021463 is 364120023531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135320021463 - 2¹⁰ = 135320020439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135320021463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135320021423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2050303323 + ... + 2050303388.

It is an arithmetic number, because the mean of its divisors is an integer number (24603640272).

Almost surely, 2^135320021463 is an apocalyptic number.

135320021463 is a deficient number, since it is larger than the sum of its proper divisors (61509100713).

135320021463 is a wasteful number, since it uses less digits than its factorization.

135320021463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4100606725.

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 135320021463 its reverse (364120023531), we get a palindrome (499440044994).

The spelling of 135320021463 in words is "one hundred thirty-five billion, three hundred twenty million, twenty-one thousand, four hundred sixty-three".