119946533981 has 2 divisors, whose sum is σ = 119946533982. Its totient is φ = 119946533980.

The previous prime is 119946533951. The next prime is 119946533989. The reversal of 119946533981 is 189335649911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62138025625 + 57808508356 = 249275^2 + 240434^2 .

It is a cyclic number.

It is not a de Polignac number, because 119946533981 - 2¹⁰ = 119946532957 is a prime.

It is a super-2 number, since 2×119946533981² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 119946533981.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (119946533989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59973266990 + 59973266991.

It is an arithmetic number, because the mean of its divisors is an integer number (59973266991).

Almost surely, 2^119946533981 is an apocalyptic number.

It is an amenable number.

119946533981 is a deficient number, since it is larger than the sum of its proper divisors (1).

119946533981 is an equidigital number, since it uses as much as digits as its factorization.

119946533981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6298560, while the sum is 59.

The spelling of 119946533981 in words is "one hundred nineteen billion, nine hundred forty-six million, five hundred thirty-three thousand, nine hundred eighty-one".