120003149 has 8 divisors (see below), whose sum is σ = 137511360. Its totient is φ = 102586176.

The previous prime is 120003127. The next prime is 120003151. The reversal of 120003149 is 941300021.

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

It is not a de Polignac number, because 120003149 - 2¹² = 119999053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120003149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120003179) 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, 19964 + ... + 25269.

It is an arithmetic number, because the mean of its divisors is an integer number (17188920).

Almost surely, 2^120003149 is an apocalyptic number.

It is an amenable number.

120003149 is a deficient number, since it is larger than the sum of its proper divisors (17508211).

120003149 is an equidigital number, since it uses as much as digits as its factorization.

120003149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45619.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 120003149 is about 10954.5948806882. The cubic root of 120003149 is about 493.2467293294.

The spelling of 120003149 in words is "one hundred twenty million, three thousand, one hundred forty-nine".