120533431 has 2 divisors, whose sum is σ = 120533432. Its totient is φ = 120533430.

The previous prime is 120533423. The next prime is 120533437. The reversal of 120533431 is 134335021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120533431 - 2³ = 120533423 is a prime.

It is a super-2 number, since 2×120533431² = 29056615977263522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120533437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60266715 + 60266716.

It is an arithmetic number, because the mean of its divisors is an integer number (60266716).

Almost surely, 2^120533431 is an apocalyptic number.

120533431 is a deficient number, since it is larger than the sum of its proper divisors (1).

120533431 is an equidigital number, since it uses as much as digits as its factorization.

120533431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 120533431 is about 10978.7718347728. The cubic root of 120533431 is about 493.9721978922.

Adding to 120533431 its reverse (134335021), we get a palindrome (254868452).

The spelling of 120533431 in words is "one hundred twenty million, five hundred thirty-three thousand, four hundred thirty-one".