2136252142 has 8 divisors (see below), whose sum is σ = 3211678800. Its totient is φ = 1065692544.

The previous prime is 2136252133. The next prime is 2136252149. The reversal of 2136252142 is 2412526312.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2136252142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136252149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1215667 + ... + 1217422.

It is an arithmetic number, because the mean of its divisors is an integer number (401459850).

Almost surely, 2^2136252142 is an apocalyptic number.

2136252142 is a deficient number, since it is larger than the sum of its proper divisors (1075426658).

2136252142 is a wasteful number, since it uses less digits than its factorization.

2136252142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2433530.

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

The square root of 2136252142 is about 46219.6077655360. The cubic root of 2136252142 is about 1287.9060116691.

Adding to 2136252142 its reverse (2412526312), we get a palindrome (4548778454).

The spelling of 2136252142 in words is "two billion, one hundred thirty-six million, two hundred fifty-two thousand, one hundred forty-two".