120741643 has 8 divisors (see below), whose sum is σ = 131798016. Its totient is φ = 109698600.

The previous prime is 120741641. The next prime is 120741653. The reversal of 120741643 is 346147021.

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

It is not a de Polignac number, because 120741643 - 2¹ = 120741641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120741641) 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, 31438 + ... + 35068.

It is an arithmetic number, because the mean of its divisors is an integer number (16474752).

Almost surely, 2^120741643 is an apocalyptic number.

120741643 is a deficient number, since it is larger than the sum of its proper divisors (11056373).

120741643 is a wasteful number, since it uses less digits than its factorization.

120741643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6665.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 120741643 is about 10988.2502246718. The cubic root of 120741643 is about 494.2564669477.

Adding to 120741643 its reverse (346147021), we get a palindrome (466888664).

The spelling of 120741643 in words is "one hundred twenty million, seven hundred forty-one thousand, six hundred forty-three".