119780797 has 4 divisors (see below), whose sum is σ = 121811040. Its totient is φ = 117750556.

The previous prime is 119780789. The next prime is 119780821. The reversal of 119780797 is 797087911.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 119780797 - 2³ = 119780789 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 119780797.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119780197) 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 3 ways as a sum of consecutive naturals, for example, 1015033 + ... + 1015150.

It is an arithmetic number, because the mean of its divisors is an integer number (30452760).

Almost surely, 2^119780797 is an apocalyptic number.

It is an amenable number.

119780797 is a deficient number, since it is larger than the sum of its proper divisors (2030243).

119780797 is an equidigital number, since it uses as much as digits as its factorization.

119780797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2030242.

The product of its (nonzero) digits is 222264, while the sum is 49.

The square root of 119780797 is about 10944.4413745061. The cubic root of 119780797 is about 492.9418978715.

The spelling of 119780797 in words is "one hundred nineteen million, seven hundred eighty thousand, seven hundred ninety-seven".