120732427 has 2 divisors, whose sum is σ = 120732428. Its totient is φ = 120732426.

The previous prime is 120732421. The next prime is 120732473. The reversal of 120732427 is 724237021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120732427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120732395 and 120732404.

It is not a weakly prime, because it can be changed into another prime (120732421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60366213 + 60366214.

It is an arithmetic number, because the mean of its divisors is an integer number (60366214).

Almost surely, 2^120732427 is an apocalyptic number.

120732427 is a deficient number, since it is larger than the sum of its proper divisors (1).

120732427 is an equidigital number, since it uses as much as digits as its factorization.

120732427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 120732427 is about 10987.8308596374. The cubic root of 120732427 is about 494.2438913817.

Adding to 120732427 its reverse (724237021), we get a palindrome (844969448).

The spelling of 120732427 in words is "one hundred twenty million, seven hundred thirty-two thousand, four hundred twenty-seven".