121315367 has 2 divisors, whose sum is σ = 121315368. Its totient is φ = 121315366.

The previous prime is 121315339. The next prime is 121315379. The reversal of 121315367 is 763513121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121315367 - 2¹⁰ = 121314343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121315567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60657683 + 60657684.

It is an arithmetic number, because the mean of its divisors is an integer number (60657684).

Almost surely, 2^121315367 is an apocalyptic number.

121315367 is a deficient number, since it is larger than the sum of its proper divisors (1).

121315367 is an equidigital number, since it uses as much as digits as its factorization.

121315367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 29.

The square root of 121315367 is about 11014.3255354107. The cubic root of 121315367 is about 495.0380775388.

Adding to 121315367 its reverse (763513121), we get a palindrome (884828488).

The spelling of 121315367 in words is "one hundred twenty-one million, three hundred fifteen thousand, three hundred sixty-seven".