2132633261 has 16 divisors (see below), whose sum is σ = 2375145600. Its totient is φ = 1898510400.

The previous prime is 2132633227. The next prime is 2132633263. The reversal of 2132633261 is 1623362312.

It is a cyclic number.

It is not a de Polignac number, because 2132633261 - 2⁶ = 2132633197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132633263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146720 + ... + 160598.

It is an arithmetic number, because the mean of its divisors is an integer number (148446600).

Almost surely, 2^2132633261 is an apocalyptic number.

It is an amenable number.

2132633261 is a deficient number, since it is larger than the sum of its proper divisors (242512339).

2132633261 is a wasteful number, since it uses less digits than its factorization.

2132633261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14180.

The product of its digits is 7776, while the sum is 29.

The square root of 2132633261 is about 46180.4424080151. The cubic root of 2132633261 is about 1287.1783489835.

Adding to 2132633261 its reverse (1623362312), we get a palindrome (3755995573).

The spelling of 2132633261 in words is "two billion, one hundred thirty-two million, six hundred thirty-three thousand, two hundred sixty-one".