121367241 has 10 divisors (see below), whose sum is σ = 181301802. Its totient is φ = 80911440.

The previous prime is 121367227. The next prime is 121367287. The reversal of 121367241 is 142763121.

It can be written as a sum of positive squares in only one way, i.e., 62015625 + 59351616 = 7875^2 + 7704^2 .

It is a de Polignac number, because none of the positive numbers 2^k-121367241 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (121367221) 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 in 9 ways as a sum of consecutive naturals, for example, 749100 + ... + 749261.

Almost surely, 2^121367241 is an apocalyptic number.

It is an amenable number.

121367241 is a deficient number, since it is larger than the sum of its proper divisors (59934561).

121367241 is an equidigital number, since it uses as much as digits as its factorization.

121367241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498373 (or 1498364 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 121367241 is about 11016.6801260634. The cubic root of 121367241 is about 495.1086262983.

The spelling of 121367241 in words is "one hundred twenty-one million, three hundred sixty-seven thousand, two hundred forty-one".