345136233 has 8 divisors (see below), whose sum is σ = 495580288. Its totient is φ = 212391504.

The previous prime is 345136223. The next prime is 345136243. The reversal of 345136233 is 332631543.

It is an interprime number because it is at equal distance from previous prime (345136223) and next prime (345136243).

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

It is not a de Polignac number, because 345136233 - 2⁴ = 345136217 is a prime.

It is a super-3 number, since 3×345136233³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 345136233.

It is not an unprimeable number, because it can be changed into a prime (345136213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4424785 + ... + 4424862.

It is an arithmetic number, because the mean of its divisors is an integer number (61947536).

Almost surely, 2^345136233 is an apocalyptic number.

It is an amenable number.

345136233 is a deficient number, since it is larger than the sum of its proper divisors (150444055).

345136233 is a wasteful number, since it uses less digits than its factorization.

345136233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8849663.

The product of its digits is 19440, while the sum is 30.

The square root of 345136233 is about 18577.8425281301. The cubic root of 345136233 is about 701.4502131983.

Adding to 345136233 its reverse (332631543), we get a palindrome (677767776).

The spelling of 345136233 in words is "three hundred forty-five million, one hundred thirty-six thousand, two hundred thirty-three".