120772945 has 8 divisors (see below), whose sum is σ = 144990144. Its totient is φ = 96576624.

The previous prime is 120772943. The next prime is 120772991. The reversal of 120772945 is 549277021.

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

It is a cyclic number.

It is not a de Polignac number, because 120772945 - 2¹ = 120772943 is a prime.

It is a super-2 number, since 2×120772945² = 29172208487946050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120772943) 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, 13852 + ... + 20818.

It is an arithmetic number, because the mean of its divisors is an integer number (18123768).

Almost surely, 2^120772945 is an apocalyptic number.

It is an amenable number.

120772945 is a deficient number, since it is larger than the sum of its proper divisors (24217199).

120772945 is an equidigital number, since it uses as much as digits as its factorization.

120772945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10439.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 120772945 is about 10989.6744719760. The cubic root of 120772945 is about 494.2991748839.

The spelling of 120772945 in words is "one hundred twenty million, seven hundred seventy-two thousand, nine hundred forty-five".