2071344136 has 8 divisors (see below), whose sum is σ = 3883770270. Its totient is φ = 1035672064.

The previous prime is 2071344133. The next prime is 2071344157. The reversal of 2071344136 is 6314431702.

It can be written as a sum of positive squares in only one way, i.e., 1458781636 + 612562500 = 38194^2 + 24750^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2071344098 and 2071344107.

It is not an unprimeable number, because it can be changed into a prime (2071344133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129459001 + ... + 129459016.

Almost surely, 2^2071344136 is an apocalyptic number.

It is an amenable number.

2071344136 is a deficient number, since it is larger than the sum of its proper divisors (1812426134).

2071344136 is a wasteful number, since it uses less digits than its factorization.

2071344136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258918023 (or 258918019 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 2071344136 is about 45512.0218843329. The cubic root of 2071344136 is about 1274.7276898394.

Adding to 2071344136 its reverse (6314431702), we get a palindrome (8385775838).

The spelling of 2071344136 in words is "two billion, seventy-one million, three hundred forty-four thousand, one hundred thirty-six".