121292027 has 2 divisors, whose sum is σ = 121292028. Its totient is φ = 121292026.

The previous prime is 121292021. The next prime is 121292033. The reversal of 121292027 is 720292121.

It is a balanced prime because it is at equal distance from previous prime (121292021) and next prime (121292033).

It is an emirp because it is prime and its reverse (720292121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121292027 - 2⁸ = 121291771 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121291987 and 121292005.

It is not a weakly prime, because it can be changed into another prime (121292021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60646013 + 60646014.

It is an arithmetic number, because the mean of its divisors is an integer number (60646014).

Almost surely, 2^121292027 is an apocalyptic number.

121292027 is a deficient number, since it is larger than the sum of its proper divisors (1).

121292027 is an equidigital number, since it uses as much as digits as its factorization.

121292027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 121292027 is about 11013.2659552015. The cubic root of 121292027 is about 495.0063285250.

It can be divided in two parts, 1212 and 92027, that added together give a palindrome (93239).

The spelling of 121292027 in words is "one hundred twenty-one million, two hundred ninety-two thousand, twenty-seven".