5393138042 has 4 divisors (see below), whose sum is σ = 8089707066. Its totient is φ = 2696569020.

The previous prime is 5393138029. The next prime is 5393138059. The reversal of 5393138042 is 2408313935.

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., 3184232041 + 2208906001 = 56429^2 + 46999^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5393137987 and 5393138005.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1348284509 + ... + 1348284512.

Almost surely, 2^5393138042 is an apocalyptic number.

5393138042 is a deficient number, since it is larger than the sum of its proper divisors (2696569024).

5393138042 is a wasteful number, since it uses less digits than its factorization.

5393138042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2696569023.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 5393138042 is about 73437.9877311463. The cubic root of 5393138042 is about 1753.6671987876.

The spelling of 5393138042 in words is "five billion, three hundred ninety-three million, one hundred thirty-eight thousand, forty-two".