121319048737 has 2 divisors, whose sum is σ = 121319048738. Its totient is φ = 121319048736.

The previous prime is 121319048701. The next prime is 121319048743. The reversal of 121319048737 is 737840913121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92702589841 + 28616458896 = 304471^2 + 169164^2 .

It is a cyclic number.

It is not a de Polignac number, because 121319048737 - 2¹⁹ = 121318524449 is a prime.

It is not a weakly prime, because it can be changed into another prime (121319048777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60659524368 + 60659524369.

It is an arithmetic number, because the mean of its divisors is an integer number (60659524369).

Almost surely, 2^121319048737 is an apocalyptic number.

It is an amenable number.

121319048737 is a deficient number, since it is larger than the sum of its proper divisors (1).

121319048737 is an equidigital number, since it uses as much as digits as its factorization.

121319048737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 46.

The spelling of 121319048737 in words is "one hundred twenty-one billion, three hundred nineteen million, forty-eight thousand, seven hundred thirty-seven".