5240136142 has 4 divisors (see below), whose sum is σ = 7860204216. Its totient is φ = 2620068070.

The previous prime is 5240136113. The next prime is 5240136157. The reversal of 5240136142 is 2416310425.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5240136142.

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, 1310034034 + ... + 1310034037.

It is an arithmetic number, because the mean of its divisors is an integer number (1965051054).

Almost surely, 2^5240136142 is an apocalyptic number.

5240136142 is a deficient number, since it is larger than the sum of its proper divisors (2620068074).

5240136142 is a wasteful number, since it uses less digits than its factorization.

5240136142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2620068073.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 5240136142 is about 72388.7846423740. The cubic root of 5240136142 is about 1736.9241627975.

Adding to 5240136142 its reverse (2416310425), we get a palindrome (7656446567).

The spelling of 5240136142 in words is "five billion, two hundred forty million, one hundred thirty-six thousand, one hundred forty-two".