135355334151321 has 80 divisors (see below), whose sum is σ = 205231057371648. Its totient is φ = 88892669030400.

The previous prime is 135355334151287. The next prime is 135355334151341. The reversal of 135355334151321 is 123151433553531.

135355334151321 is a `hidden beast` number, since 1 + 3 + 5 + 3 + 5 + 533 + 41 + 51 + 3 + 21 = 666.

It is not a de Polignac number, because 135355334151321 - 2¹⁰ = 135355334150297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135355334151341) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1466250756 + ... + 1466343066.

Almost surely, 2^{135355334151321} is an apocalyptic number.

It is an amenable number.

135355334151321 is a deficient number, since it is larger than the sum of its proper divisors (69875723220327).

135355334151321 is an equidigital number, since it uses as much as digits as its factorization.

135355334151321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93284 (or 93275 counting only the distinct ones).

The product of its digits is 1215000, while the sum is 45.

The spelling of 135355334151321 in words is "one hundred thirty-five trillion, three hundred fifty-five billion, three hundred thirty-four million, one hundred fifty-one thousand, three hundred twenty-one".