120036053581 has 2 divisors, whose sum is σ = 120036053582. Its totient is φ = 120036053580.

The previous prime is 120036053521. The next prime is 120036053587. The reversal of 120036053581 is 185350630021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113343995556 + 6692058025 = 336666^2 + 81805^2 .

It is a cyclic number.

It is not a de Polignac number, because 120036053581 - 2¹⁷ = 120035922509 is a prime.

It is a super-2 number, since 2×120036053581² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120036053587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60018026790 + 60018026791.

It is an arithmetic number, because the mean of its divisors is an integer number (60018026791).

Almost surely, 2^120036053581 is an apocalyptic number.

It is an amenable number.

120036053581 is a deficient number, since it is larger than the sum of its proper divisors (1).

120036053581 is an equidigital number, since it uses as much as digits as its factorization.

120036053581 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 120036053581 in words is "one hundred twenty billion, thirty-six million, fifty-three thousand, five hundred eighty-one".