104435255431 has 4 divisors (see below), whose sum is σ = 112468736632. Its totient is φ = 96401774232.

The previous prime is 104435255383. The next prime is 104435255443. The reversal of 104435255431 is 134552534401.

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 104435255431 - 2³¹ = 102287771783 is a prime.

It is a super-2 number, since 2×104435255431² (a number of 23 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 (104435255471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4016740581 + ... + 4016740606.

It is an arithmetic number, because the mean of its divisors is an integer number (28117184158).

Almost surely, 2^104435255431 is an apocalyptic number.

104435255431 is a deficient number, since it is larger than the sum of its proper divisors (8033481201).

104435255431 is an equidigital number, since it uses as much as digits as its factorization.

104435255431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8033481200.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 104435255431 its reverse (134552534401), we get a palindrome (238987789832).

The spelling of 104435255431 in words is "one hundred four billion, four hundred thirty-five million, two hundred fifty-five thousand, four hundred thirty-one".