2137261366 has 8 divisors (see below), whose sum is σ = 3284084664. Its totient is φ = 1042566480.

The previous prime is 2137261337. The next prime is 2137261387. The reversal of 2137261366 is 6631627312.

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

It is a super-2 number, since 2×2137261366² = 9135772293192371912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13032000 + ... + 13032163.

It is an arithmetic number, because the mean of its divisors is an integer number (410510583).

Almost surely, 2^2137261366 is an apocalyptic number.

2137261366 is a deficient number, since it is larger than the sum of its proper divisors (1146823298).

2137261366 is a wasteful number, since it uses less digits than its factorization.

2137261366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26064206.

The product of its digits is 54432, while the sum is 37.

The square root of 2137261366 is about 46230.5241804590. The cubic root of 2137261366 is about 1288.1087937596.

Adding to 2137261366 its reverse (6631627312), we get a palindrome (8768888678).

The spelling of 2137261366 in words is "two billion, one hundred thirty-seven million, two hundred sixty-one thousand, three hundred sixty-six".