2140775636 has 6 divisors (see below), whose sum is σ = 3746357370. Its totient is φ = 1070387816.

The previous prime is 2140775633. The next prime is 2140775639. The reversal of 2140775636 is 6365770412.

It is an interprime number because it is at equal distance from previous prime (2140775633) and next prime (2140775639).

It can be written as a sum of positive squares in only one way, i.e., 1874890000 + 265885636 = 43300^2 + 16306^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2140775593 and 2140775602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140775633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267596951 + ... + 267596958.

It is an arithmetic number, because the mean of its divisors is an integer number (624392895).

Almost surely, 2^2140775636 is an apocalyptic number.

It is an amenable number.

2140775636 is a deficient number, since it is larger than the sum of its proper divisors (1605581734).

2140775636 is a wasteful number, since it uses less digits than its factorization.

2140775636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535193913 (or 535193911 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 2140775636 is about 46268.5166825132. The cubic root of 2140775636 is about 1288.8144137848.

The spelling of 2140775636 in words is "two billion, one hundred forty million, seven hundred seventy-five thousand, six hundred thirty-six".