2231051 has 2 divisors, whose sum is σ = 2231052. Its totient is φ = 2231050.

The previous prime is 2231027. The next prime is 2231059. The reversal of 2231051 is 1501322.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2231051 is a prime.

It is a super-3 number, since 3×2231051³ = 33315761833924876953, which contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2231059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115525 + 1115526.

It is an arithmetic number, because the mean of its divisors is an integer number (1115526).

2^2231051 is an apocalyptic number.

2231051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2231051 is an equidigital number, since it uses as much as digits as its factorization.

2231051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 2231051 is about 1493.6703116819. The cubic root of 2231051 is about 130.6681771599.

Adding to 2231051 its reverse (1501322), we get a palindrome (3732373).

The spelling of 2231051 in words is "two million, two hundred thirty-one thousand, fifty-one".