120401027 has 4 divisors (see below), whose sum is σ = 120931656. Its totient is φ = 119870400.

The previous prime is 120401009. The next prime is 120401033. The reversal of 120401027 is 720104021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120401027 - 2¹⁶ = 120335491 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120400996 and 120401014.

It is not an unprimeable number, because it can be changed into a prime (120401227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264974 + ... + 265427.

It is an arithmetic number, because the mean of its divisors is an integer number (30232914).

Almost surely, 2^120401027 is an apocalyptic number.

120401027 is a deficient number, since it is larger than the sum of its proper divisors (530629).

120401027 is an equidigital number, since it uses as much as digits as its factorization.

120401027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530628.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 120401027 is about 10972.7401773668. The cubic root of 120401027 is about 493.7912581664.

Adding to 120401027 its reverse (720104021), we get a palindrome (840505048).

The spelling of 120401027 in words is "one hundred twenty million, four hundred one thousand, twenty-seven".