5321520142 has 8 divisors (see below), whose sum is σ = 8024072832. Its totient is φ = 2646829200.

The previous prime is 5321520107. The next prime is 5321520161. The reversal of 5321520142 is 2410251235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6964959 + ... + 6965722.

It is an arithmetic number, because the mean of its divisors is an integer number (1003009104).

Almost surely, 2^5321520142 is an apocalyptic number.

5321520142 is a deficient number, since it is larger than the sum of its proper divisors (2702552690).

5321520142 is a wasteful number, since it uses less digits than its factorization.

5321520142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13930874.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 5321520142 is about 72948.7501058106. The cubic root of 5321520142 is about 1745.8700042344.

Adding to 5321520142 its reverse (2410251235), we get a palindrome (7731771377).

The spelling of 5321520142 in words is "five billion, three hundred twenty-one million, five hundred twenty thousand, one hundred forty-two".