5555521151 has 4 divisors (see below), whose sum is σ = 5557667904. Its totient is φ = 5553374400.

The previous prime is 5555521133. The next prime is 5555521157. The reversal of 5555521151 is 1511255555.

5555521151 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 5555521151 - 2¹⁰ = 5555520127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555521157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1069490 + ... + 1074671.

It is an arithmetic number, because the mean of its divisors is an integer number (1389416976).

Almost surely, 2^5555521151 is an apocalyptic number.

5555521151 is a deficient number, since it is larger than the sum of its proper divisors (2146753).

5555521151 is a wasteful number, since it uses less digits than its factorization.

5555521151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146752.

The product of its digits is 31250, while the sum is 35.

The square root of 5555521151 is about 74535.3684568608. The cubic root of 5555521151 is about 1771.0939592672.

The spelling of 5555521151 in words is "five billion, five hundred fifty-five million, five hundred twenty-one thousand, one hundred fifty-one".