553665122 has 4 divisors (see below), whose sum is σ = 830497686. Its totient is φ = 276832560.

The previous prime is 553665113. The next prime is 553665143. The reversal of 553665122 is 221566355.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 484924441 + 68740681 = 22021^2 + 8291^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138416279 + ... + 138416282.

Almost surely, 2^553665122 is an apocalyptic number.

553665122 is a deficient number, since it is larger than the sum of its proper divisors (276832564).

553665122 is a wasteful number, since it uses less digits than its factorization.

553665122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276832563.

The product of its digits is 54000, while the sum is 35.

The square root of 553665122 is about 23530.0897150861. The cubic root of 553665122 is about 821.1371897957.

The spelling of 553665122 in words is "five hundred fifty-three million, six hundred sixty-five thousand, one hundred twenty-two".