120621041 has 4 divisors (see below), whose sum is σ = 120669684. Its totient is φ = 120572400.

The previous prime is 120621029. The next prime is 120621043. The reversal of 120621041 is 140126021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 110986225 + 9634816 = 10535^2 + 3104^2 .

It is a cyclic number.

It is not a de Polignac number, because 120621041 - 2¹⁸ = 120358897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120621043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20390 + ... + 25631.

It is an arithmetic number, because the mean of its divisors is an integer number (30167421).

Almost surely, 2^120621041 is an apocalyptic number.

It is an amenable number.

120621041 is a deficient number, since it is larger than the sum of its proper divisors (48643).

120621041 is an equidigital number, since it uses as much as digits as its factorization.

120621041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48642.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 120621041 is about 10982.7610827150. The cubic root of 120621041 is about 494.0918505143.

Adding to 120621041 its reverse (140126021), we get a palindrome (260747062).

The spelling of 120621041 in words is "one hundred twenty million, six hundred twenty-one thousand, forty-one".