2150251 has 4 divisors (see below), whose sum is σ = 2154600. Its totient is φ = 2145904.

The previous prime is 2150227. The next prime is 2150273. The reversal of 2150251 is 1520512.

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 2150251 - 2¹¹ = 2148203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2150221) 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, 1321 + ... + 2458.

It is an arithmetic number, because the mean of its divisors is an integer number (538650).

2^2150251 is an apocalyptic number.

2150251 is a deficient number, since it is larger than the sum of its proper divisors (4349).

2150251 is an equidigital number, since it uses as much as digits as its factorization.

2150251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4348.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 2150251 is about 1466.3734176532. The cubic root of 2150251 is about 129.0713104515.

Adding to 2150251 its reverse (1520512), we get a palindrome (3670763).

It can be divided in two parts, 2150 and 251, that added together give a 4-th power (2401 = 7⁴).

The spelling of 2150251 in words is "two million, one hundred fifty thousand, two hundred fifty-one".