121411001 has 2 divisors, whose sum is σ = 121411002. Its totient is φ = 121411000.

The previous prime is 121410953. The next prime is 121411009. The reversal of 121411001 is 100114121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88360000 + 33051001 = 9400^2 + 5749^2 .

It is a cyclic number.

It is not a de Polignac number, because 121411001 - 2¹⁴ = 121394617 is a prime.

It is not a weakly prime, because it can be changed into another prime (121411009) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60705500 + 60705501.

It is an arithmetic number, because the mean of its divisors is an integer number (60705501).

Almost surely, 2^121411001 is an apocalyptic number.

It is an amenable number.

121411001 is a deficient number, since it is larger than the sum of its proper divisors (1).

121411001 is an equidigital number, since it uses as much as digits as its factorization.

121411001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 121411001 is about 11018.6660263391. Note that the first 3 decimals coincide. The cubic root of 121411001 is about 495.1681243690.

Adding to 121411001 its reverse (100114121), we get a palindrome (221525122).

The spelling of 121411001 in words is "one hundred twenty-one million, four hundred eleven thousand, one".