120553411 has 4 divisors (see below), whose sum is σ = 131512824. Its totient is φ = 109594000.

The previous prime is 120553403. The next prime is 120553427. The reversal of 120553411 is 114355021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 114355021 = 11 ⋅10395911.

It is a cyclic number.

It is not a de Polignac number, because 120553411 - 2³ = 120553403 is a prime.

It is a super-3 number, since 3×120553411³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120553471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5479690 + ... + 5479711.

It is an arithmetic number, because the mean of its divisors is an integer number (32878206).

Almost surely, 2^120553411 is an apocalyptic number.

120553411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120553411 is a deficient number, since it is larger than the sum of its proper divisors (10959413).

120553411 is a wasteful number, since it uses less digits than its factorization.

120553411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10959412.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 120553411 is about 10979.6817349138. The cubic root of 120553411 is about 493.9994905118. Note that the first 3 decimals are identical.

The spelling of 120553411 in words is "one hundred twenty million, five hundred fifty-three thousand, four hundred eleven".