1225532342 has 8 divisors (see below), whose sum is σ = 1838612856. Its totient is φ = 612661392.

The previous prime is 1225532333. The next prime is 1225532351. The reversal of 1225532342 is 2432355221.

It is an interprime number because it is at equal distance from previous prime (1225532333) and next prime (1225532351).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36848 + ... + 61715.

It is an arithmetic number, because the mean of its divisors is an integer number (229826607).

Almost surely, 2^1225532342 is an apocalyptic number.

1225532342 is a deficient number, since it is larger than the sum of its proper divisors (613080514).

1225532342 is an equidigital number, since it uses as much as digits as its factorization.

1225532342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104782.

The product of its digits is 14400, while the sum is 29.

The square root of 1225532342 is about 35007.6040596897. The cubic root of 1225532342 is about 1070.1424511191.

Adding to 1225532342 its reverse (2432355221), we get a palindrome (3657887563).

The spelling of 1225532342 in words is "one billion, two hundred twenty-five million, five hundred thirty-two thousand, three hundred forty-two".