5201125551 has 6 divisors (see below), whose sum is σ = 7512736920. Its totient is φ = 3467417028.

The previous prime is 5201125549. The next prime is 5201125577. The reversal of 5201125551 is 1555211025.

It is not a de Polignac number, because 5201125551 - 2¹ = 5201125549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5201125591) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 288951411 + ... + 288951428.

It is an arithmetic number, because the mean of its divisors is an integer number (1252122820).

Almost surely, 2^5201125551 is an apocalyptic number.

5201125551 is a deficient number, since it is larger than the sum of its proper divisors (2311611369).

5201125551 is a wasteful number, since it uses less digits than its factorization.

5201125551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577902845 (or 577902842 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 27.

The square root of 5201125551 is about 72118.8293790186. The cubic root of 5201125551 is about 1732.6032011886.

Adding to 5201125551 its reverse (1555211025), we get a palindrome (6756336576).

The spelling of 5201125551 in words is "five billion, two hundred one million, one hundred twenty-five thousand, five hundred fifty-one".