141443971 has 2 divisors, whose sum is σ = 141443972. Its totient is φ = 141443970.

The previous prime is 141443963. The next prime is 141443977. The reversal of 141443971 is 179344141.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 141443971 - 2³ = 141443963 is a prime.

It is not a weakly prime, because it can be changed into another prime (141443977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70721985 + 70721986.

It is an arithmetic number, because the mean of its divisors is an integer number (70721986).

Almost surely, 2^141443971 is an apocalyptic number.

141443971 is a deficient number, since it is larger than the sum of its proper divisors (1).

141443971 is an equidigital number, since it uses as much as digits as its factorization.

141443971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 34.

The square root of 141443971 is about 11893.0219456621. The cubic root of 141443971 is about 521.0285006446.

The spelling of 141443971 in words is "one hundred forty-one million, four hundred forty-three thousand, nine hundred seventy-one".