141669977 has 2 divisors, whose sum is σ = 141669978. Its totient is φ = 141669976.

The previous prime is 141669971. The next prime is 141670091. The reversal of 141669977 is 779966141.

141669977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104264521 + 37405456 = 10211^2 + 6116^2 .

It is a cyclic number.

It is not a de Polignac number, because 141669977 - 2¹⁴ = 141653593 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (141669971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70834988 + 70834989.

It is an arithmetic number, because the mean of its divisors is an integer number (70834989).

Almost surely, 2^141669977 is an apocalyptic number.

It is an amenable number.

141669977 is a deficient number, since it is larger than the sum of its proper divisors (1).

141669977 is an equidigital number, since it uses as much as digits as its factorization.

141669977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 50.

The square root of 141669977 is about 11902.5197752409. The cubic root of 141669977 is about 521.3058611277.

The spelling of 141669977 in words is "one hundred forty-one million, six hundred sixty-nine thousand, nine hundred seventy-seven".