4161251 has 2 divisors, whose sum is σ = 4161252. Its totient is φ = 4161250.

The previous prime is 4161233. The next prime is 4161257. The reversal of 4161251 is 1521614.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4161251 - 2⁶ = 4161187 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4161257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2080625 + 2080626.

It is an arithmetic number, because the mean of its divisors is an integer number (2080626).

Almost surely, 2^4161251 is an apocalyptic number.

4161251 is a deficient number, since it is larger than the sum of its proper divisors (1).

4161251 is an equidigital number, since it uses as much as digits as its factorization.

4161251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 240, while the sum is 20.

The square root of 4161251 is about 2039.9144589909. The cubic root of 4161251 is about 160.8451502917.

Adding to 4161251 its reverse (1521614), we get a palindrome (5682865).

It can be divided in two parts, 41612 and 51, that multiplied together give a palindrome (2122212).

The spelling of 4161251 in words is "four million, one hundred sixty-one thousand, two hundred fifty-one".