15104420535031 has 4 divisors (see below), whose sum is σ = 15242993200600. Its totient is φ = 14965847869464.

The previous prime is 15104420535023. The next prime is 15104420535049. The reversal of 15104420535031 is 13053502440151.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 15104420535031 - 2³ = 15104420535023 is a prime.

It is a super-2 number, since 2×15104420535031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15104420533031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69286332621 + ... + 69286332838.

It is an arithmetic number, because the mean of its divisors is an integer number (3810748300150).

Almost surely, 2^{15104420535031} is an apocalyptic number.

15104420535031 is a deficient number, since it is larger than the sum of its proper divisors (138572665569).

15104420535031 is a wasteful number, since it uses less digits than its factorization.

15104420535031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138572665568.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 15104420535031 its reverse (13053502440151), we get a palindrome (28157922975182).

The spelling of 15104420535031 in words is "fifteen trillion, one hundred four billion, four hundred twenty million, five hundred thirty-five thousand, thirty-one".