135302127257 has 16 divisors (see below), whose sum is σ = 151206834240. Its totient is φ = 120004684800.

The previous prime is 135302127211. The next prime is 135302127263. The reversal of 135302127257 is 752721203531.

It is not a de Polignac number, because 135302127257 - 2¹⁰ = 135302126233 is a prime.

It is a super-3 number, since 3×135302127257³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 135302127257.

It is not an unprimeable number, because it can be changed into a prime (135302127757) 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, 254369 + ... + 579057.

It is an arithmetic number, because the mean of its divisors is an integer number (9450427140).

Almost surely, 2^135302127257 is an apocalyptic number.

It is an amenable number.

135302127257 is a deficient number, since it is larger than the sum of its proper divisors (15904706983).

135302127257 is a wasteful number, since it uses less digits than its factorization.

135302127257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325624.

The product of its (nonzero) digits is 88200, while the sum is 38.

The spelling of 135302127257 in words is "one hundred thirty-five billion, three hundred two million, one hundred twenty-seven thousand, two hundred fifty-seven".