135415445203205 has 8 divisors (see below), whose sum is σ = 162562737551904. Its totient is φ = 108289553957200.

The previous prime is 135415445203193. The next prime is 135415445203211. The reversal of 135415445203205 is 502302544514531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135415445203205 - 2¹⁴ = 135415445186821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5350261751 + ... + 5350287060.

It is an arithmetic number, because the mean of its divisors is an integer number (20320342193988).

Almost surely, 2^{135415445203205} is an apocalyptic number.

It is an amenable number.

135415445203205 is a deficient number, since it is larger than the sum of its proper divisors (27147292348699).

135415445203205 is a wasteful number, since it uses less digits than its factorization.

135415445203205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10700551347.

The product of its (nonzero) digits is 1440000, while the sum is 44.

Adding to 135415445203205 its reverse (502302544514531), we get a palindrome (637717989717736).

The spelling of 135415445203205 in words is "one hundred thirty-five trillion, four hundred fifteen billion, four hundred forty-five million, two hundred three thousand, two hundred five".