1225132342 has 8 divisors (see below), whose sum is σ = 2100226896. Its totient is φ = 525056712.

The previous prime is 1225132333. The next prime is 1225132411. The reversal of 1225132342 is 2432315221.

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43754713 + ... + 43754740.

It is an arithmetic number, because the mean of its divisors is an integer number (262528362).

Almost surely, 2^1225132342 is an apocalyptic number.

1225132342 is a deficient number, since it is larger than the sum of its proper divisors (875094554).

1225132342 is an equidigital number, since it uses as much as digits as its factorization.

1225132342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87509462.

The product of its digits is 2880, while the sum is 25.

The square root of 1225132342 is about 35001.8905489404. The cubic root of 1225132342 is about 1070.0260109553.

Adding to 1225132342 its reverse (2432315221), we get a palindrome (3657447563).

The spelling of 1225132342 in words is "one billion, two hundred twenty-five million, one hundred thirty-two thousand, three hundred forty-two".