141422251 has 4 divisors (see below), whose sum is σ = 145244512. Its totient is φ = 137599992.

The previous prime is 141422249. The next prime is 141422257. The reversal of 141422251 is 152224141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 152224141 = 269 ⋅565889.

It is a cyclic number.

It is not a de Polignac number, because 141422251 - 2¹ = 141422249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141422257) 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 in 3 ways as a sum of consecutive naturals, for example, 1911075 + ... + 1911148.

It is an arithmetic number, because the mean of its divisors is an integer number (36311128).

Almost surely, 2^141422251 is an apocalyptic number.

141422251 is a deficient number, since it is larger than the sum of its proper divisors (3822261).

141422251 is an equidigital number, since it uses as much as digits as its factorization.

141422251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3822260.

The product of its digits is 640, while the sum is 22.

The square root of 141422251 is about 11892.1087701047. The cubic root of 141422251 is about 521.0018297344.

Adding to 141422251 its reverse (152224141), we get a palindrome (293646392).

The spelling of 141422251 in words is "one hundred forty-one million, four hundred twenty-two thousand, two hundred fifty-one".