120433403 has 4 divisors (see below), whose sum is σ = 120583080. Its totient is φ = 120283728.

The previous prime is 120433349. The next prime is 120433421. The reversal of 120433403 is 304334021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304334021 = 41 ⋅7422781.

It is a cyclic number.

It is not a de Polignac number, because 120433403 - 2¹² = 120429307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120433463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73625 + ... + 75242.

It is an arithmetic number, because the mean of its divisors is an integer number (30145770).

Almost surely, 2^120433403 is an apocalyptic number.

120433403 is a deficient number, since it is larger than the sum of its proper divisors (149677).

120433403 is an equidigital number, since it uses as much as digits as its factorization.

120433403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149676.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 120433403 is about 10974.2153705857. The cubic root of 120433403 is about 493.8355145802.

Adding to 120433403 its reverse (304334021), we get a palindrome (424767424).

The spelling of 120433403 in words is "one hundred twenty million, four hundred thirty-three thousand, four hundred three".