403540113 has 8 divisors (see below), whose sum is σ = 555410176. Its totient is φ = 260348400.

The previous prime is 403540103. The next prime is 403540187. The reversal of 403540113 is 311045304.

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

It is not a de Polignac number, because 403540113 - 2¹² = 403536017 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 403540113.

It is not an unprimeable number, because it can be changed into a prime (403540103) 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, 2169478 + ... + 2169663.

It is an arithmetic number, because the mean of its divisors is an integer number (69426272).

Almost surely, 2^403540113 is an apocalyptic number.

It is an amenable number.

403540113 is a deficient number, since it is larger than the sum of its proper divisors (151870063).

403540113 is a wasteful number, since it uses less digits than its factorization.

403540113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4339175.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 403540113 is about 20088.3078680112. The cubic root of 403540113 is about 738.9735665728.

Adding to 403540113 its reverse (311045304), we get a palindrome (714585417).

The spelling of 403540113 in words is "four hundred three million, five hundred forty thousand, one hundred thirteen".