5312005042 has 4 divisors (see below), whose sum is σ = 7968007566. Its totient is φ = 2656002520.

The previous prime is 5312005037. The next prime is 5312005051. The reversal of 5312005042 is 2405002135.

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

It can be written as a sum of positive squares in only one way, i.e., 5308725321 + 3279721 = 72861^2 + 1811^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328001259 + ... + 1328001262.

Almost surely, 2^5312005042 is an apocalyptic number.

5312005042 is a deficient number, since it is larger than the sum of its proper divisors (2656002524).

5312005042 is a wasteful number, since it uses less digits than its factorization.

5312005042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2656002523.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 5312005042 is about 72883.5032226086. The cubic root of 5312005042 is about 1744.8288206290.

Adding to 5312005042 its reverse (2405002135), we get a palindrome (7717007177).

The spelling of 5312005042 in words is "five billion, three hundred twelve million, five thousand, forty-two".