1111342425 has 24 divisors (see below), whose sum is σ = 1872094464. Its totient is φ = 581530560.

The previous prime is 1111342423. The next prime is 1111342501. The reversal of 1111342425 is 5242431111.

It is not a de Polignac number, because 1111342425 - 2¹ = 1111342423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111342395 and 1111342404.

It is not an unprimeable number, because it can be changed into a prime (1111342423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 135817 + ... + 143766.

It is an arithmetic number, because the mean of its divisors is an integer number (78003936).

Almost surely, 2^1111342425 is an apocalyptic number.

1111342425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1111342425 is a deficient number, since it is larger than the sum of its proper divisors (760752039).

1111342425 is a wasteful number, since it uses less digits than its factorization.

1111342425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279649 (or 279644 counting only the distinct ones).

The product of its digits is 960, while the sum is 24.

The square root of 1111342425 is about 33336.8028611023. The cubic root of 1111342425 is about 1035.8160382676.

Adding to 1111342425 its reverse (5242431111), we get a palindrome (6353773536).

The spelling of 1111342425 in words is "one billion, one hundred eleven million, three hundred forty-two thousand, four hundred twenty-five".