141214421 has 2 divisors, whose sum is σ = 141214422. Its totient is φ = 141214420.

The previous prime is 141214417. The next prime is 141214471. The reversal of 141214421 is 124412141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133864900 + 7349521 = 11570^2 + 2711^2 .

It is a cyclic number.

It is not a de Polignac number, because 141214421 - 2² = 141214417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 141214393 and 141214402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141214471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70607210 + 70607211.

It is an arithmetic number, because the mean of its divisors is an integer number (70607211).

Almost surely, 2^141214421 is an apocalyptic number.

It is an amenable number.

141214421 is a deficient number, since it is larger than the sum of its proper divisors (1).

141214421 is an equidigital number, since it uses as much as digits as its factorization.

141214421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 256, while the sum is 20.

The square root of 141214421 is about 11883.3674099558. The cubic root of 141214421 is about 520.7464882671.

Adding to 141214421 its reverse (124412141), we get a palindrome (265626562).

The spelling of 141214421 in words is "one hundred forty-one million, two hundred fourteen thousand, four hundred twenty-one".