141578641 has 2 divisors, whose sum is σ = 141578642. Its totient is φ = 141578640.

The previous prime is 141578603. The next prime is 141578651. The reversal of 141578641 is 146875141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141491025 + 87616 = 11895^2 + 296^2 .

It is a cyclic number.

It is not a de Polignac number, because 141578641 - 2¹⁷ = 141447569 is a prime.

It is equal to p_7996132 and since 141578641 and 7996132 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 141578641.

It is not a weakly prime, because it can be changed into another prime (141578651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70789320 + 70789321.

It is an arithmetic number, because the mean of its divisors is an integer number (70789321).

Almost surely, 2^141578641 is an apocalyptic number.

It is an amenable number.

141578641 is a deficient number, since it is larger than the sum of its proper divisors (1).

141578641 is an equidigital number, since it uses as much as digits as its factorization.

141578641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 37.

The square root of 141578641 is about 11898.6823220052. The cubic root of 141578641 is about 521.1938067386.

The spelling of 141578641 in words is "one hundred forty-one million, five hundred seventy-eight thousand, six hundred forty-one".