141578849 has 2 divisors, whose sum is σ = 141578850. Its totient is φ = 141578848.

The previous prime is 141578837. The next prime is 141578851. The reversal of 141578849 is 948875141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103225600 + 38353249 = 10160^2 + 6193^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141578849 is a prime.

Together with 141578851, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (141578449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70789424 + 70789425.

It is an arithmetic number, because the mean of its divisors is an integer number (70789425).

Almost surely, 2^141578849 is an apocalyptic number.

It is an amenable number.

141578849 is a deficient number, since it is larger than the sum of its proper divisors (1).

141578849 is an equidigital number, since it uses as much as digits as its factorization.

141578849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 47.

The square root of 141578849 is about 11898.6910624657. The cubic root of 141578849 is about 521.1940619754.

The spelling of 141578849 in words is "one hundred forty-one million, five hundred seventy-eight thousand, eight hundred forty-nine".