103835332581 has 4 divisors (see below), whose sum is σ = 138447110112. Its totient is φ = 69223555052.

The previous prime is 103835332577. The next prime is 103835332613. The reversal of 103835332581 is 185233538301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 103835332581 - 2² = 103835332577 is a prime.

It is a super-2 number, since 2×103835332581² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103835332681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17305888761 + ... + 17305888766.

It is an arithmetic number, because the mean of its divisors is an integer number (34611777528).

Almost surely, 2^103835332581 is an apocalyptic number.

It is an amenable number.

103835332581 is a deficient number, since it is larger than the sum of its proper divisors (34611777531).

103835332581 is an equidigital number, since it uses as much as digits as its factorization.

103835332581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34611777530.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 103835332581 in words is "one hundred three billion, eight hundred thirty-five million, three hundred thirty-two thousand, five hundred eighty-one".