120554103 has 8 divisors (see below), whose sum is σ = 165083248. Its totient is φ = 78197184.

The previous prime is 120554099. The next prime is 120554111. The reversal of 120554103 is 301455021.

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

It is not a de Polignac number, because 120554103 - 2² = 120554099 is a prime.

It is a super-3 number, since 3×120554103³ (a number of 25 digits) contains 333 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 120554103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120554153) 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, 542926 + ... + 543147.

It is an arithmetic number, because the mean of its divisors is an integer number (20635406).

Almost surely, 2^120554103 is an apocalyptic number.

120554103 is a deficient number, since it is larger than the sum of its proper divisors (44529145).

120554103 is a wasteful number, since it uses less digits than its factorization.

120554103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086113.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 120554103 is about 10979.7132476217. The cubic root of 120554103 is about 494.0004357277. Note that the first 3 decimals are identical.

The spelling of 120554103 in words is "one hundred twenty million, five hundred fifty-four thousand, one hundred three".