2150451 has 6 divisors (see below), whose sum is σ = 3106220. Its totient is φ = 1433628.

The previous prime is 2150441. The next prime is 2150453. The reversal of 2150451 is 1540512.

2150451 is a `hidden beast` number, since 215 + 0 + 451 = 666.

It is not a de Polignac number, because 2150451 - 2⁵ = 2150419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2150453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 119461 + ... + 119478.

2^2150451 is an apocalyptic number.

2150451 is a deficient number, since it is larger than the sum of its proper divisors (955769).

2150451 is a wasteful number, since it uses less digits than its factorization.

2150451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238945 (or 238942 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 2150451 is about 1466.4416115209. The cubic root of 2150451 is about 129.0753120715.

Adding to 2150451 its reverse (1540512), we get a palindrome (3690963).

It can be divided in two parts, 2150 and 451, that added together give a square (2601 = 51²).

The spelling of 2150451 in words is "two million, one hundred fifty thousand, four hundred fifty-one".