2132251 has 4 divisors (see below), whose sum is σ = 2326104. Its totient is φ = 1938400.

The previous prime is 2132239. The next prime is 2132267. The reversal of 2132251 is 1522312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2132251 - 2¹⁷ = 2001179 is a prime.

2132251 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2132231) 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, 96910 + ... + 96931.

It is an arithmetic number, because the mean of its divisors is an integer number (581526).

2^2132251 is an apocalyptic number.

2132251 is a deficient number, since it is larger than the sum of its proper divisors (193853).

2132251 is a wasteful number, since it uses less digits than its factorization.

2132251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193852.

The product of its digits is 120, while the sum is 16.

The square root of 2132251 is about 1460.2229281860. Note that the first 3 decimals coincide. The cubic root of 2132251 is about 128.7101438200.

Adding to 2132251 its reverse (1522312), we get a palindrome (3654563).

The spelling of 2132251 in words is "two million, one hundred thirty-two thousand, two hundred fifty-one".