120120454 has 16 divisors (see below), whose sum is σ = 182407680.
Its totient is φ = 59321160.
The previous prime is 120120449. The next prime is 120120491. The reversal of 120120454 is 454021021.
It is a super-2 number, since 2×1201204542 = 28857846938332232, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147709 + ... + 148519.
It is an arithmetic number, because the mean of its divisors is an integer number (11400480).
Almost surely, 2120120454 is an apocalyptic number.
120120454 is a deficient number, since it is larger than the sum of its proper divisors (62287226).
120120454 is a wasteful number, since it uses less digits than its factorization.
120120454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1635.
The product of its (nonzero) digits is 320, while the sum is 19.
The square root of 120120454 is about 10959.9477188534.
The cubic root of 120120454 is about 493.4073958485.
Adding to 120120454 its reverse (454021021), we get a palindrome (574141475).
The spelling of 120120454 in words is "one hundred twenty million, one hundred twenty thousand, four hundred fifty-four".