135403020501 has 24 divisors (see below), whose sum is σ = 216787463424. Its totient is φ = 74877243840.

The previous prime is 135403020499. The next prime is 135403020509. The reversal of 135403020501 is 105020304531.

It is not a de Polignac number, because 135403020501 - 2¹ = 135403020499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135403020509) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14852040 + ... + 14861153.

It is an arithmetic number, because the mean of its divisors is an integer number (9032810976).

Almost surely, 2^135403020501 is an apocalyptic number.

It is an amenable number.

135403020501 is a deficient number, since it is larger than the sum of its proper divisors (81384442923).

135403020501 is a wasteful number, since it uses less digits than its factorization.

135403020501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29713241 (or 29713234 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The spelling of 135403020501 in words is "one hundred thirty-five billion, four hundred three million, twenty thousand, five hundred one".