135057745 has 4 divisors (see below), whose sum is σ = 162069300. Its totient is φ = 108046192.

The previous prime is 135057739. The next prime is 135057763. The reversal of 135057745 is 547750531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33269824 + 101787921 = 5768^2 + 10089^2 .

It is a cyclic number.

It is not a de Polignac number, because 135057745 - 2¹³ = 135049553 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13505770 + ... + 13505779.

It is an arithmetic number, because the mean of its divisors is an integer number (40517325).

Almost surely, 2^135057745 is an apocalyptic number.

It is an amenable number.

135057745 is a deficient number, since it is larger than the sum of its proper divisors (27011555).

135057745 is an equidigital number, since it uses as much as digits as its factorization.

135057745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27011554.

The product of its (nonzero) digits is 73500, while the sum is 37.

The square root of 135057745 is about 11621.4347220986. The cubic root of 135057745 is about 513.0659162146.

It can be divided in two parts, 1350 and 57745, that added together give a palindrome (59095).

The spelling of 135057745 in words is "one hundred thirty-five million, fifty-seven thousand, seven hundred forty-five".