1553055122 has 12 divisors (see below), whose sum is σ = 2380209630. Its totient is φ = 760003536.

The previous prime is 1553055089. The next prime is 1553055137. The reversal of 1553055122 is 2215503551.

It can be written as a sum of positive squares in only one way, i.e., 1091707681 + 461347441 = 33041^2 + 21479^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 171347 + ... + 180182.

Almost surely, 2^1553055122 is an apocalyptic number.

1553055122 is a deficient number, since it is larger than the sum of its proper divisors (827154508).

1553055122 is an equidigital number, since it uses as much as digits as its factorization.

1553055122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351625 (or 351578 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 29.

The square root of 1553055122 is about 39408.8203578844. The cubic root of 1553055122 is about 1158.0543886645.

Adding to 1553055122 its reverse (2215503551), we get a palindrome (3768558673).

The spelling of 1553055122 in words is "one billion, five hundred fifty-three million, fifty-five thousand, one hundred twenty-two".