355145233 has 8 divisors (see below), whose sum is σ = 361316160. Its totient is φ = 348985680.

The previous prime is 355145221. The next prime is 355145243. The reversal of 355145233 is 332541553.

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

It is a cyclic number.

It is not a de Polignac number, because 355145233 - 2⁵ = 355145201 is a prime.

It is a super-2 number, since 2×355145233² = 252256273045248578, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 355145195 and 355145204.

It is not an unprimeable number, because it can be changed into a prime (355145243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81258 + ... + 85516.

It is an arithmetic number, because the mean of its divisors is an integer number (45164520).

Almost surely, 2^355145233 is an apocalyptic number.

It is an amenable number.

355145233 is a deficient number, since it is larger than the sum of its proper divisors (6170927).

355145233 is a wasteful number, since it uses less digits than its factorization.

355145233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5687.

The product of its digits is 27000, while the sum is 31.

The square root of 355145233 is about 18845.2973709623. The cubic root of 355145233 is about 708.1664207346.

Adding to 355145233 its reverse (332541553), we get a palindrome (687686786).

It can be divided in two parts, 3551 and 45233, that added together give a palindrome (48784).

The spelling of 355145233 in words is "three hundred fifty-five million, one hundred forty-five thousand, two hundred thirty-three".