135401245 has 16 divisors (see below), whose sum is σ = 185898240. Its totient is φ = 92744064.

The previous prime is 135401183. The next prime is 135401251. The reversal of 135401245 is 542104531.

It is a happy number.

It is not a de Polignac number, because 135401245 - 2¹³ = 135393053 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44121 + ... + 47089.

It is an arithmetic number, because the mean of its divisors is an integer number (11618640).

Almost surely, 2^135401245 is an apocalyptic number.

It is an amenable number.

135401245 is a deficient number, since it is larger than the sum of its proper divisors (50496995).

135401245 is a wasteful number, since it uses less digits than its factorization.

135401245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4284.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 135401245 is about 11636.2040631814. The cubic root of 135401245 is about 513.5005178260.

Adding to 135401245 its reverse (542104531), we get a palindrome (677505776).

The spelling of 135401245 in words is "one hundred thirty-five million, four hundred one thousand, two hundred forty-five".