151241 has 2 divisors, whose sum is σ = 151242. Its totient is φ = 151240.

The previous prime is 151237. The next prime is 151243. The reversal of 151241 is 142151.

151241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102400 + 48841 = 320^2 + 221^2 .

It is an emirp because it is prime and its reverse (142151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 151241 - 2² = 151237 is a prime.

It is a Sophie Germain prime.

Together with 151243, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (151243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75620 + 75621.

It is an arithmetic number, because the mean of its divisors is an integer number (75621).

2¹⁵¹²⁴¹ is an apocalyptic number.

It is an amenable number.

151241 is a deficient number, since it is larger than the sum of its proper divisors (1).

151241 is an equidigital number, since it uses as much as digits as its factorization.

151241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40, while the sum is 14.

The square root of 151241 is about 388.8971586422. The cubic root of 151241 is about 53.2790550218.

Adding to 151241 its reverse (142151), we get a palindrome (293392).

The spelling of 151241 in words is "one hundred fifty-one thousand, two hundred forty-one".