135201045 has 48 divisors (see below), whose sum is σ = 260357760. Its totient is φ = 59665536.

The previous prime is 135201043. The next prime is 135201047. The reversal of 135201045 is 540102531.

It is an interprime number because it is at equal distance from previous prime (135201043) and next prime (135201047).

It is not a de Polignac number, because 135201045 - 2¹ = 135201043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135201043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18144 + ... + 24486.

It is an arithmetic number, because the mean of its divisors is an integer number (5424120).

Almost surely, 2^135201045 is an apocalyptic number.

135201045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135201045 is a deficient number, since it is larger than the sum of its proper divisors (125156715).

135201045 is a wasteful number, since it uses less digits than its factorization.

135201045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6394 (or 6387 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 135201045 is about 11627.5984192782. The cubic root of 135201045 is about 513.2473111136.

Adding to 135201045 its reverse (540102531), we get a palindrome (675303576).

The spelling of 135201045 in words is "one hundred thirty-five million, two hundred one thousand, forty-five".