141949547 has 2 divisors, whose sum is σ = 141949548. Its totient is φ = 141949546.

The previous prime is 141949531. The next prime is 141949559. The reversal of 141949547 is 745949141.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 141949547 - 2⁴ = 141949531 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 141949498 and 141949507.

It is not a weakly prime, because it can be changed into another prime (141949597) 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, 70974773 + 70974774.

It is an arithmetic number, because the mean of its divisors is an integer number (70974774).

Almost surely, 2^141949547 is an apocalyptic number.

141949547 is a deficient number, since it is larger than the sum of its proper divisors (1).

141949547 is an equidigital number, since it uses as much as digits as its factorization.

141949547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 44.

The square root of 141949547 is about 11914.2581388855. The cubic root of 141949547 is about 521.6485489233.

The spelling of 141949547 in words is "one hundred forty-one million, nine hundred forty-nine thousand, five hundred forty-seven".