5210021534 has 32 divisors (see below), whose sum is σ = 8122813056. Its totient is φ = 2504666880.

The previous prime is 5210021533. The next prime is 5210021539. The reversal of 5210021534 is 4351200125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5210021533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1899404 + ... + 1902144.

It is an arithmetic number, because the mean of its divisors is an integer number (253837908).

Almost surely, 2^5210021534 is an apocalyptic number.

5210021534 is a deficient number, since it is larger than the sum of its proper divisors (2912791522).

5210021534 is a wasteful number, since it uses less digits than its factorization.

5210021534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3140.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 5210021534 is about 72180.4788983836. The cubic root of 5210021534 is about 1733.5904509195.

Adding to 5210021534 its reverse (4351200125), we get a palindrome (9561221659).

The spelling of 5210021534 in words is "five billion, two hundred ten million, twenty-one thousand, five hundred thirty-four".