355235121245 has 16 divisors (see below), whose sum is σ = 432682939200. Its totient is φ = 279921654144.

The previous prime is 355235121239. The next prime is 355235121247. The reversal of 355235121245 is 542121532553.

It is a cyclic number.

It is not a de Polignac number, because 355235121245 - 2²⁸ = 354966685789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 355235121199 and 355235121208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355235121247) 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, 4347689 + ... + 4428641.

It is an arithmetic number, because the mean of its divisors is an integer number (27042683700).

Almost surely, 2^355235121245 is an apocalyptic number.

It is an amenable number.

355235121245 is a deficient number, since it is larger than the sum of its proper divisors (77447817955).

355235121245 is a wasteful number, since it uses less digits than its factorization.

355235121245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94124.

The product of its digits is 180000, while the sum is 38.

Adding to 355235121245 its reverse (542121532553), we get a palindrome (897356653798).

The spelling of 355235121245 in words is "three hundred fifty-five billion, two hundred thirty-five million, one hundred twenty-one thousand, two hundred forty-five".