1553115212 has 12 divisors (see below), whose sum is σ = 2965038216. Its totient is φ = 705961440.

The previous prime is 1553115211. The next prime is 1553115217. The reversal of 1553115212 is 2125113551.

It is not an unprimeable number, because it can be changed into a prime (1553115211) 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, 17648993 + ... + 17649080.

It is an arithmetic number, because the mean of its divisors is an integer number (247086518).

Almost surely, 2^1553115212 is an apocalyptic number.

It is an amenable number.

1553115212 is a deficient number, since it is larger than the sum of its proper divisors (1411923004).

1553115212 is a wasteful number, since it uses less digits than its factorization.

1553115212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35298088 (or 35298086 counting only the distinct ones).

The product of its digits is 1500, while the sum is 26.

The square root of 1553115212 is about 39409.5827432872. The cubic root of 1553115212 is about 1158.0693240843.

Adding to 1553115212 its reverse (2125113551), we get a palindrome (3678228763).

The spelling of 1553115212 in words is "one billion, five hundred fifty-three million, one hundred fifteen thousand, two hundred twelve".