113405340441 has 4 divisors (see below), whose sum is σ = 151207120592. Its totient is φ = 75603560292.

The previous prime is 113405340431. The next prime is 113405340463. The reversal of 113405340441 is 144043504311.

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 not a de Polignac number, because 113405340441 - 2¹⁰ = 113405339417 is a prime.

It is a super-2 number, since 2×113405340441² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113405340399 and 113405340408.

It is not an unprimeable number, because it can be changed into a prime (113405340431) 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, 18900890071 + ... + 18900890076.

It is an arithmetic number, because the mean of its divisors is an integer number (37801780148).

Almost surely, 2^113405340441 is an apocalyptic number.

It is an amenable number.

113405340441 is a deficient number, since it is larger than the sum of its proper divisors (37801780151).

113405340441 is an equidigital number, since it uses as much as digits as its factorization.

113405340441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37801780150.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 113405340441 its reverse (144043504311), we get a palindrome (257448844752).

The spelling of 113405340441 in words is "one hundred thirteen billion, four hundred five million, three hundred forty thousand, four hundred forty-one".