119977217 has 4 divisors (see below), whose sum is σ = 120045636. Its totient is φ = 119908800.

The previous prime is 119977171. The next prime is 119977219. The reversal of 119977217 is 712779911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 712779911 = 43 ⋅16576277.

It can be written as a sum of positive squares in 2 ways, for example, as 4393216 + 115584001 = 2096^2 + 10751^2 .

It is a cyclic number.

It is not a de Polignac number, because 119977217 - 2¹² = 119973121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (119977219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31508 + ... + 35109.

It is an arithmetic number, because the mean of its divisors is an integer number (30011409).

Almost surely, 2^119977217 is an apocalyptic number.

It is an amenable number.

119977217 is a deficient number, since it is larger than the sum of its proper divisors (68419).

119977217 is an equidigital number, since it uses as much as digits as its factorization.

119977217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68418.

The product of its digits is 55566, while the sum is 44.

The square root of 119977217 is about 10953.4112038214. The cubic root of 119977217 is about 493.2111974961.

The spelling of 119977217 in words is "one hundred nineteen million, nine hundred seventy-seven thousand, two hundred seventeen".