1225053044 has 12 divisors (see below), whose sum is σ = 2256676800. Its totient is φ = 580288248.

The previous prime is 1225053043. The next prime is 1225053047. The reversal of 1225053044 is 4403505221.

It is a happy number.

It is a super-2 number, since 2×1225053044² = 3001509921227331872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225053043) 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, 8059484 + ... + 8059635.

It is an arithmetic number, because the mean of its divisors is an integer number (188056400).

Almost surely, 2^1225053044 is an apocalyptic number.

It is an amenable number.

1225053044 is a deficient number, since it is larger than the sum of its proper divisors (1031623756).

1225053044 is a wasteful number, since it uses less digits than its factorization.

1225053044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16119142 (or 16119140 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 1225053044 is about 35000.7577632256. The cubic root of 1225053044 is about 1070.0029242649.

Adding to 1225053044 its reverse (4403505221), we get a palindrome (5628558265).

The spelling of 1225053044 in words is "one billion, two hundred twenty-five million, fifty-three thousand, forty-four".