119778045 has 8 divisors (see below), whose sum is σ = 191644896. Its totient is φ = 63881616.

The previous prime is 119778041. The next prime is 119778049. The reversal of 119778045 is 540877911.

It is an interprime number because it is at equal distance from previous prime (119778041) and next prime (119778049).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 119778045 - 2² = 119778041 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 119777988 and 119778006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119778041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3992587 + ... + 3992616.

It is an arithmetic number, because the mean of its divisors is an integer number (23955612).

Almost surely, 2^119778045 is an apocalyptic number.

119778045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

119778045 is a deficient number, since it is larger than the sum of its proper divisors (71866851).

119778045 is an equidigital number, since it uses as much as digits as its factorization.

119778045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7985211.

The product of its (nonzero) digits is 70560, while the sum is 42.

The square root of 119778045 is about 10944.3156478603. The cubic root of 119778045 is about 492.9381226796.

The spelling of 119778045 in words is "one hundred nineteen million, seven hundred seventy-eight thousand, forty-five".