1102431325 has 6 divisors (see below), whose sum is σ = 1367014874. Its totient is φ = 881945040.

The previous prime is 1102431313. The next prime is 1102431359. The reversal of 1102431325 is 5231342011.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 12243001 + 1090188324 = 3499^2 + 33018^2 .

It is not a de Polignac number, because 1102431325 - 2⁵ = 1102431293 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102431296 and 1102431305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22048602 + ... + 22048651.

Almost surely, 2^1102431325 is an apocalyptic number.

It is an amenable number.

1102431325 is a deficient number, since it is larger than the sum of its proper divisors (264583549).

1102431325 is an equidigital number, since it uses as much as digits as its factorization.

1102431325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44097263 (or 44097258 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1102431325 is about 33202.8812755761. The cubic root of 1102431325 is about 1033.0401038138.

Adding to 1102431325 its reverse (5231342011), we get a palindrome (6333773336).

The spelling of 1102431325 in words is "one billion, one hundred two million, four hundred thirty-one thousand, three hundred twenty-five".