119920405 has 8 divisors (see below), whose sum is σ = 156986784. Its totient is φ = 87214800.

The previous prime is 119920387. The next prime is 119920477. The reversal of 119920405 is 504029911.

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

It is not a de Polignac number, because 119920405 - 2⁷ = 119920277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1090131 + ... + 1090240.

It is an arithmetic number, because the mean of its divisors is an integer number (19623348).

Almost surely, 2^119920405 is an apocalyptic number.

It is an amenable number.

119920405 is a deficient number, since it is larger than the sum of its proper divisors (37066379).

119920405 is a wasteful number, since it uses less digits than its factorization.

119920405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2180387.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 119920405 is about 10950.8175493887. The cubic root of 119920405 is about 493.1333362177.

The spelling of 119920405 in words is "one hundred nineteen million, nine hundred twenty thousand, four hundred five".