1225055064 has 16 divisors (see below), whose sum is σ = 3062637720. Its totient is φ = 408351680.

The previous prime is 1225055063. The next prime is 1225055099. The reversal of 1225055064 is 4605505221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225055063) by changing a digit.

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, 25521957 + ... + 25522004.

Almost surely, 2^1225055064 is an apocalyptic number.

It is an amenable number.

1225055064 is an abundant number, since it is smaller than the sum of its proper divisors (1837582656).

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

1225055064 is a wasteful number, since it uses less digits than its factorization.

1225055064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51043970 (or 51043966 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 1225055064 is about 35000.7866197318. The cubic root of 1225055064 is about 1070.0035123767.

The spelling of 1225055064 in words is "one billion, two hundred twenty-five million, fifty-five thousand, sixty-four".