135330524251 has 16 divisors (see below), whose sum is σ = 152094007296. Its totient is φ = 119475883296.

The previous prime is 135330524243. The next prime is 135330524311. The reversal of 135330524251 is 152425033531.

It is a cyclic number.

It is not a de Polignac number, because 135330524251 - 2³ = 135330524243 is a prime.

It is a super-2 number, since 2×135330524251² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135330524051) 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, 3491886 + ... + 3530428.

It is an arithmetic number, because the mean of its divisors is an integer number (9505875456).

Almost surely, 2^135330524251 is an apocalyptic number.

135330524251 is a deficient number, since it is larger than the sum of its proper divisors (16763483045).

135330524251 is a wasteful number, since it uses less digits than its factorization.

135330524251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50322.

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 135330524251 its reverse (152425033531), we get a palindrome (287755557782).

The spelling of 135330524251 in words is "one hundred thirty-five billion, three hundred thirty million, five hundred twenty-four thousand, two hundred fifty-one".