121514051 has 2 divisors, whose sum is σ = 121514052. Its totient is φ = 121514050.

The previous prime is 121514039. The next prime is 121514059. The reversal of 121514051 is 150415121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121514051 - 2¹⁰ = 121513027 is a prime.

It is not a weakly prime, because it can be changed into another prime (121514059) 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, 60757025 + 60757026.

It is an arithmetic number, because the mean of its divisors is an integer number (60757026).

Almost surely, 2^121514051 is an apocalyptic number.

121514051 is a deficient number, since it is larger than the sum of its proper divisors (1).

121514051 is an equidigital number, since it uses as much as digits as its factorization.

121514051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 121514051 is about 11023.3411904014. The cubic root of 121514051 is about 495.3081793471.

Adding to 121514051 its reverse (150415121), we get a palindrome (271929172).

The spelling of 121514051 in words is "one hundred twenty-one million, five hundred fourteen thousand, fifty-one".