120451123 has 8 divisors (see below), whose sum is σ = 134190000. Its totient is φ = 107351328.

The previous prime is 120451117. The next prime is 120451129. The reversal of 120451123 is 321154021.

It is an interprime number because it is at equal distance from previous prime (120451117) and next prime (120451129).

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

It is a cyclic number.

It is not a de Polignac number, because 120451123 - 2¹⁷ = 120320051 is a prime.

It is a super-2 number, since 2×120451123² = 29016946063922258, which contains 22 as substring.

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 120451123.

It is not an unprimeable number, because it can be changed into a prime (120451129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159373 + ... + 160126.

It is an arithmetic number, because the mean of its divisors is an integer number (16773750).

Almost surely, 2^120451123 is an apocalyptic number.

120451123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

120451123 is a deficient number, since it is larger than the sum of its proper divisors (13738877).

120451123 is a wasteful number, since it uses less digits than its factorization.

120451123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319541.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 120451123 is about 10975.0226879037. The cubic root of 120451123 is about 493.8597335979.

The spelling of 120451123 in words is "one hundred twenty million, four hundred fifty-one thousand, one hundred twenty-three".