120340454 has 8 divisors (see below), whose sum is σ = 194396160. Its totient is φ = 55541736.

The previous prime is 120340421. The next prime is 120340457. The reversal of 120340454 is 454043021.

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

It is a super-2 number, since 2×120340454² = 28963649737852232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120340457) 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, 2314214 + ... + 2314265.

It is an arithmetic number, because the mean of its divisors is an integer number (24299520).

Almost surely, 2^120340454 is an apocalyptic number.

120340454 is a deficient number, since it is larger than the sum of its proper divisors (74055706).

120340454 is a wasteful number, since it uses less digits than its factorization.

120340454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4628494.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 120340454 is about 10969.9796718134. The cubic root of 120340454 is about 493.7084365163.

Adding to 120340454 its reverse (454043021), we get a palindrome (574383475).

The spelling of 120340454 in words is "one hundred twenty million, three hundred forty thousand, four hundred fifty-four".