119551 has 2 divisors, whose sum is σ = 119552. Its totient is φ = 119550.

The previous prime is 119549. The next prime is 119557. The reversal of 119551 is 155911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 119551 - 2¹ = 119549 is a prime.

Together with 119549, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (119557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59775 + 59776.

It is an arithmetic number, because the mean of its divisors is an integer number (59776).

2¹¹⁹⁵⁵¹ is an apocalyptic number.

119551 is a deficient number, since it is larger than the sum of its proper divisors (1).

119551 is an equidigital number, since it uses as much as digits as its factorization.

119551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225, while the sum is 22.

The square root of 119551 is about 345.7614784790. The cubic root of 119551 is about 49.2626463097.

The spelling of 119551 in words is "one hundred nineteen thousand, five hundred fifty-one".