120537121 has 8 divisors (see below), whose sum is σ = 127810080. Its totient is φ = 113357088.

The previous prime is 120537107. The next prime is 120537139. The reversal of 120537121 is 121735021.

It is a happy number.

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

It is not a de Polignac number, because 120537121 - 2⁷ = 120536993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120537092 and 120537101.

It is not an unprimeable number, because it can be changed into a prime (120537101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20551 + ... + 25756.

It is an arithmetic number, because the mean of its divisors is an integer number (15976260).

Almost surely, 2^120537121 is an apocalyptic number.

It is an amenable number.

120537121 is a deficient number, since it is larger than the sum of its proper divisors (7272959).

120537121 is a wasteful number, since it uses less digits than its factorization.

120537121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46463.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 120537121 is about 10978.9398850709. The cubic root of 120537121 is about 493.9772386481.

The spelling of 120537121 in words is "one hundred twenty million, five hundred thirty-seven thousand, one hundred twenty-one".