120623522 has 4 divisors (see below), whose sum is σ = 180935286. Its totient is φ = 60311760.

The previous prime is 120623519. The next prime is 120623537. The reversal of 120623522 is 225326021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 69372241 + 51251281 = 8329^2 + 7159^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30155879 + ... + 30155882.

Almost surely, 2^120623522 is an apocalyptic number.

120623522 is a deficient number, since it is larger than the sum of its proper divisors (60311764).

120623522 is an equidigital number, since it uses as much as digits as its factorization.

120623522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60311763.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 120623522 is about 10982.8740318734. The cubic root of 120623522 is about 494.0952380755.

Adding to 120623522 its reverse (225326021), we get a palindrome (345949543).

The spelling of 120623522 in words is "one hundred twenty million, six hundred twenty-three thousand, five hundred twenty-two".