240403053 has 8 divisors (see below), whose sum is σ = 349677216. Its totient is φ = 145698800.

The previous prime is 240403039. The next prime is 240403057. The reversal of 240403053 is 350304042.

It is a happy number.

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 240403053 - 2⁵ = 240403021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240403057) 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, 3642438 + ... + 3642503.

It is an arithmetic number, because the mean of its divisors is an integer number (43709652).

Almost surely, 2^240403053 is an apocalyptic number.

It is an amenable number.

240403053 is a deficient number, since it is larger than the sum of its proper divisors (109274163).

240403053 is a wasteful number, since it uses less digits than its factorization.

240403053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7284955.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 240403053 is about 15504.9364074800. The cubic root of 240403053 is about 621.7941897907.

Adding to 240403053 its reverse (350304042), we get a palindrome (590707095).

The spelling of 240403053 in words is "two hundred forty million, four hundred three thousand, fifty-three".