240545113 has 4 divisors (see below), whose sum is σ = 240951348. Its totient is φ = 240138880.

The previous prime is 240545101. The next prime is 240545119. The reversal of 240545113 is 311545042.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 186786889 + 53758224 = 13667^2 + 7332^2 .

It is a cyclic number.

It is not a de Polignac number, because 240545113 - 2²⁵ = 206990681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240545119) 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, 202228 + ... + 203413.

It is an arithmetic number, because the mean of its divisors is an integer number (60237837).

Almost surely, 2^240545113 is an apocalyptic number.

It is an amenable number.

240545113 is a deficient number, since it is larger than the sum of its proper divisors (406235).

240545113 is an equidigital number, since it uses as much as digits as its factorization.

240545113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406234.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 240545113 is about 15509.5168525651. The cubic root of 240545113 is about 621.9166434341.

The spelling of 240545113 in words is "two hundred forty million, five hundred forty-five thousand, one hundred thirteen".