15340040403 has 16 divisors (see below), whose sum is σ = 21134478336. Its totient is φ = 9886813920.

The previous prime is 15340040381. The next prime is 15340040447. The reversal of 15340040403 is 30404004351.

15340040403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 15340040403 - 2⁸ = 15340040147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (15340040483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10000 + ... + 175442.

It is an arithmetic number, because the mean of its divisors is an integer number (1320904896).

Almost surely, 2^15340040403 is an apocalyptic number.

15340040403 is a deficient number, since it is larger than the sum of its proper divisors (5794437933).

15340040403 is a wasteful number, since it uses less digits than its factorization.

15340040403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166474.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 15340040403 its reverse (30404004351), we get a palindrome (45744044754).

The spelling of 15340040403 in words is "fifteen billion, three hundred forty million, forty thousand, four hundred three".