520014542 has 4 divisors (see below), whose sum is σ = 780021816. Its totient is φ = 260007270.

The previous prime is 520014503. The next prime is 520014557. The reversal of 520014542 is 245410025.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130003634 + ... + 130003637.

It is an arithmetic number, because the mean of its divisors is an integer number (195005454).

Almost surely, 2^520014542 is an apocalyptic number.

520014542 is a deficient number, since it is larger than the sum of its proper divisors (260007274).

520014542 is a wasteful number, since it uses less digits than its factorization.

520014542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260007273.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 520014542 is about 22803.8273541965. The cubic root of 520014542 is about 804.1526477241.

Adding to 520014542 its reverse (245410025), we get a palindrome (765424567).

The spelling of 520014542 in words is "five hundred twenty million, fourteen thousand, five hundred forty-two".