1553332122 has 12 divisors (see below), whose sum is σ = 3365552970. Its totient is φ = 517777368.

The previous prime is 1553332103. The next prime is 1553332147. The reversal of 1553332122 is 2212333551.

It is a happy number.

1553332122 is a `hidden beast` number, since 1 + 5 + 533 + 3 + 2 + 122 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1189629081 + 363703041 = 34491^2 + 19071^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43148097 + ... + 43148132.

Almost surely, 2^1553332122 is an apocalyptic number.

1553332122 is an abundant number, since it is smaller than the sum of its proper divisors (1812220848).

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

1553332122 is a wasteful number, since it uses less digits than its factorization.

1553332122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86296237 (or 86296234 counting only the distinct ones).

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

The square root of 1553332122 is about 39412.3346428501. The cubic root of 1553332122 is about 1158.1232340415.

Adding to 1553332122 its reverse (2212333551), we get a palindrome (3765665673).

The spelling of 1553332122 in words is "one billion, five hundred fifty-three million, three hundred thirty-two thousand, one hundred twenty-two".