141835997 has 2 divisors, whose sum is σ = 141835998. Its totient is φ = 141835996.

The previous prime is 141835951. The next prime is 141835999. The reversal of 141835997 is 799538141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137217796 + 4618201 = 11714^2 + 2149^2 .

It is a cyclic number.

It is not a de Polignac number, because 141835997 - 2²⁴ = 125058781 is a prime.

Together with 141835999, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141835999) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70917998 + 70917999.

It is an arithmetic number, because the mean of its divisors is an integer number (70917999).

Almost surely, 2^141835997 is an apocalyptic number.

It is an amenable number.

141835997 is a deficient number, since it is larger than the sum of its proper divisors (1).

141835997 is an equidigital number, since it uses as much as digits as its factorization.

141835997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 47.

The square root of 141835997 is about 11909.4918867263. The cubic root of 141835997 is about 521.5094173441.

The spelling of 141835997 in words is "one hundred forty-one million, eight hundred thirty-five thousand, nine hundred ninety-seven".