1103425061 has 4 divisors (see below), whose sum is σ = 1103556300. Its totient is φ = 1103293824.

The previous prime is 1103425039. The next prime is 1103425097. The reversal of 1103425061 is 1605243011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 611028961 + 492396100 = 24719^2 + 22190^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103425061 - 2⁶ = 1103424997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103425861) 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, 52076 + ... + 70133.

It is an arithmetic number, because the mean of its divisors is an integer number (275889075).

Almost surely, 2^1103425061 is an apocalyptic number.

It is an amenable number.

1103425061 is a deficient number, since it is larger than the sum of its proper divisors (131239).

1103425061 is an equidigital number, since it uses as much as digits as its factorization.

1103425061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131238.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1103425061 is about 33217.8425097116. The cubic root of 1103425061 is about 1033.3504060886.

Adding to 1103425061 its reverse (1605243011), we get a palindrome (2708668072).

The spelling of 1103425061 in words is "one billion, one hundred three million, four hundred twenty-five thousand, sixty-one".