403240140303 has 48 divisors (see below), whose sum is σ = 727353328128. Its totient is φ = 193361889600.

The previous prime is 403240140257. The next prime is 403240140367. The reversal of 403240140303 is 303041042304.

It is not a de Polignac number, because 403240140303 - 2⁶ = 403240140239 is a prime.

It is a super-2 number, since 2×403240140303² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403240141303) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6070563 + ... + 6136628.

It is an arithmetic number, because the mean of its divisors is an integer number (15153194336).

Almost surely, 2^403240140303 is an apocalyptic number.

403240140303 is a deficient number, since it is larger than the sum of its proper divisors (324113187825).

403240140303 is a wasteful number, since it uses less digits than its factorization.

403240140303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12207236 (or 12207225 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 403240140303 its reverse (303041042304), we get a palindrome (706281182607).

It can be divided in two parts, 4032401 and 40303, that added together give a palindrome (4072704).

The spelling of 403240140303 in words is "four hundred three billion, two hundred forty million, one hundred forty thousand, three hundred three".