121825271 has 2 divisors, whose sum is σ = 121825272. Its totient is φ = 121825270.

The previous prime is 121825211. The next prime is 121825303. The reversal of 121825271 is 172528121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121825271 - 2²² = 117630967 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121825211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60912635 + 60912636.

It is an arithmetic number, because the mean of its divisors is an integer number (60912636).

Almost surely, 2^121825271 is an apocalyptic number.

121825271 is a deficient number, since it is larger than the sum of its proper divisors (1).

121825271 is an equidigital number, since it uses as much as digits as its factorization.

121825271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2240, while the sum is 29.

The square root of 121825271 is about 11037.4485729266. The cubic root of 121825271 is about 495.7306775278.

The spelling of 121825271 in words is "one hundred twenty-one million, eight hundred twenty-five thousand, two hundred seventy-one".