1225133352 has 48 divisors (see below), whose sum is σ = 3320591040. Its totient is φ = 408067488.

The previous prime is 1225133321. The next prime is 1225133363. The reversal of 1225133352 is 2533315221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101343 + ... + 112785.

It is an arithmetic number, because the mean of its divisors is an integer number (69178980).

Almost surely, 2^1225133352 is an apocalyptic number.

1225133352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1225133352 is an abundant number, since it is smaller than the sum of its proper divisors (2095457688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1225133352 is a wasteful number, since it uses less digits than its factorization.

1225133352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12942 (or 12935 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 1225133352 is about 35001.9049767295. The cubic root of 1225133352 is about 1070.0263049986.

Adding to 1225133352 its reverse (2533315221), we get a palindrome (3758448573).

The spelling of 1225133352 in words is "one billion, two hundred twenty-five million, one hundred thirty-three thousand, three hundred fifty-two".