240045101 has 8 divisors (see below), whose sum is σ = 241751160. Its totient is φ = 238344192.

The previous prime is 240045079. The next prime is 240045103. The reversal of 240045101 is 101540042.

It can be written as a sum of positive squares in 4 ways, for example, as 22335076 + 217710025 = 4726^2 + 14755^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-240045101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 240045101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240045103) 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, 148385 + ... + 149993.

It is an arithmetic number, because the mean of its divisors is an integer number (30218895).

Almost surely, 2^240045101 is an apocalyptic number.

It is an amenable number.

240045101 is a deficient number, since it is larger than the sum of its proper divisors (1706059).

240045101 is a wasteful number, since it uses less digits than its factorization.

240045101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2575.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 240045101 is about 15493.3889449662. The cubic root of 240045101 is about 621.4854263341.

Adding to 240045101 its reverse (101540042), we get a palindrome (341585143).

The spelling of 240045101 in words is "two hundred forty million, forty-five thousand, one hundred one".