141197993 has 2 divisors, whose sum is σ = 141197994. Its totient is φ = 141197992.

The previous prime is 141197983. The next prime is 141198041. The reversal of 141197993 is 399791141.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116467264 + 24730729 = 10792^2 + 4973^2 .

It is a cyclic number.

It is not a de Polignac number, because 141197993 - 2²⁰ = 140149417 is a prime.

It is not a weakly prime, because it can be changed into another prime (141197933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70598996 + 70598997.

It is an arithmetic number, because the mean of its divisors is an integer number (70598997).

Almost surely, 2^141197993 is an apocalyptic number.

It is an amenable number.

141197993 is a deficient number, since it is larger than the sum of its proper divisors (1).

141197993 is an equidigital number, since it uses as much as digits as its factorization.

141197993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61236, while the sum is 44.

The square root of 141197993 is about 11882.6761716374. The cubic root of 141197993 is about 520.7262940239.

The spelling of 141197993 in words is "one hundred forty-one million, one hundred ninety-seven thousand, nine hundred ninety-three".