119945563 has 2 divisors, whose sum is σ = 119945564. Its totient is φ = 119945562.

The previous prime is 119945561. The next prime is 119945569. The reversal of 119945563 is 365549911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 119945563 - 2¹ = 119945561 is a prime.

Together with 119945561, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (119945561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59972781 + 59972782.

It is an arithmetic number, because the mean of its divisors is an integer number (59972782).

Almost surely, 2^119945563 is an apocalyptic number.

119945563 is a deficient number, since it is larger than the sum of its proper divisors (1).

119945563 is an equidigital number, since it uses as much as digits as its factorization.

119945563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145800, while the sum is 43.

The square root of 119945563 is about 10951.9661705102. The cubic root of 119945563 is about 493.1678184812.

The spelling of 119945563 in words is "one hundred nineteen million, nine hundred forty-five thousand, five hundred sixty-three".