5212042521 has 16 divisors (see below), whose sum is σ = 7948391424. Its totient is φ = 2975973264.

The previous prime is 5212042483. The next prime is 5212042531. The reversal of 5212042521 is 1252402125.

It is not a de Polignac number, because 5212042521 - 2⁹ = 5212042009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5212042491 and 5212042500.

It is not an unprimeable number, because it can be changed into a prime (5212042531) 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 15 ways as a sum of consecutive naturals, for example, 69781 + ... + 123666.

It is an arithmetic number, because the mean of its divisors is an integer number (496774464).

Almost surely, 2^5212042521 is an apocalyptic number.

It is an amenable number.

5212042521 is a deficient number, since it is larger than the sum of its proper divisors (2736348903).

5212042521 is a wasteful number, since it uses less digits than its factorization.

5212042521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194740.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 5212042521 is about 72194.4770810067. The cubic root of 5212042521 is about 1733.8145773666.

Adding to 5212042521 its reverse (1252402125), we get a palindrome (6464444646).

The spelling of 5212042521 in words is "five billion, two hundred twelve million, forty-two thousand, five hundred twenty-one".