120154044019 has 2 divisors, whose sum is σ = 120154044020. Its totient is φ = 120154044018.

The previous prime is 120154043983. The next prime is 120154044041. The reversal of 120154044019 is 910440451021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120154044019 - 2¹⁷ = 120153912947 is a prime.

It is a super-2 number, since 2×120154044019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120154044119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60077022009 + 60077022010.

It is an arithmetic number, because the mean of its divisors is an integer number (60077022010).

Almost surely, 2^120154044019 is an apocalyptic number.

120154044019 is a deficient number, since it is larger than the sum of its proper divisors (1).

120154044019 is an equidigital number, since it uses as much as digits as its factorization.

120154044019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 31.

The spelling of 120154044019 in words is "one hundred twenty billion, one hundred fifty-four million, forty-four thousand, nineteen".