141134921 has 2 divisors, whose sum is σ = 141134922. Its totient is φ = 141134920.

The previous prime is 141134911. The next prime is 141134941. The reversal of 141134921 is 129431141.

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., 117505600 + 23629321 = 10840^2 + 4861^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141134921 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (141134911) 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, 70567460 + 70567461.

It is an arithmetic number, because the mean of its divisors is an integer number (70567461).

Almost surely, 2^141134921 is an apocalyptic number.

It is an amenable number.

141134921 is a deficient number, since it is larger than the sum of its proper divisors (1).

141134921 is an equidigital number, since it uses as much as digits as its factorization.

141134921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 26.

The square root of 141134921 is about 11880.0219275892. The cubic root of 141134921 is about 520.6487477368.

The spelling of 141134921 in words is "one hundred forty-one million, one hundred thirty-four thousand, nine hundred twenty-one".