121141129 has 2 divisors, whose sum is σ = 121141130. Its totient is φ = 121141128.

The previous prime is 121141079. The next prime is 121141147. The reversal of 121141129 is 921141121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66455104 + 54686025 = 8152^2 + 7395^2 .

It is an emirp because it is prime and its reverse (921141121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121141129 is a prime.

It is a super-3 number, since 3×121141129³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (121142129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60570564 + 60570565.

It is an arithmetic number, because the mean of its divisors is an integer number (60570565).

Almost surely, 2^121141129 is an apocalyptic number.

It is an amenable number.

121141129 is a deficient number, since it is larger than the sum of its proper divisors (1).

121141129 is an equidigital number, since it uses as much as digits as its factorization.

121141129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 22.

The square root of 121141129 is about 11006.4130851063. The cubic root of 121141129 is about 494.8009661332.

The spelling of 121141129 in words is "one hundred twenty-one million, one hundred forty-one thousand, one hundred twenty-nine".