355411123 has 4 divisors (see below), whose sum is σ = 357396840. Its totient is φ = 353425408.

The previous prime is 355411109. The next prime is 355411181. The reversal of 355411123 is 321114553.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321114553 = 61 ⋅5264173.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-355411123 is a prime.

It is a super-2 number, since 2×355411123² = 252634132704242258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355411183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 992590 + ... + 992947.

It is an arithmetic number, because the mean of its divisors is an integer number (89349210).

Almost surely, 2^355411123 is an apocalyptic number.

355411123 is a deficient number, since it is larger than the sum of its proper divisors (1985717).

355411123 is a wasteful number, since it uses less digits than its factorization.

355411123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1985716.

The product of its digits is 1800, while the sum is 25.

The square root of 355411123 is about 18852.3505961458. The cubic root of 355411123 is about 708.3431065718.

Adding to 355411123 its reverse (321114553), we get a palindrome (676525676).

The spelling of 355411123 in words is "three hundred fifty-five million, four hundred eleven thousand, one hundred twenty-three".