240345133 has 8 divisors (see below), whose sum is σ = 290837952. Its totient is φ = 193891776.

The previous prime is 240345113. The next prime is 240345137. The reversal of 240345133 is 331543042.

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 240345133 - 2¹⁷ = 240214061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240345098 and 240345107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240345137) 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, 1009735 + ... + 1009972.

It is an arithmetic number, because the mean of its divisors is an integer number (36354744).

Almost surely, 2^240345133 is an apocalyptic number.

It is an amenable number.

240345133 is a deficient number, since it is larger than the sum of its proper divisors (50492819).

240345133 is a wasteful number, since it uses less digits than its factorization.

240345133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2019731.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 240345133 is about 15503.0685027191. The cubic root of 240345133 is about 621.7442497536.

Adding to 240345133 its reverse (331543042), we get a palindrome (571888175).

The spelling of 240345133 in words is "two hundred forty million, three hundred forty-five thousand, one hundred thirty-three".