120556534 has 8 divisors (see below), whose sum is σ = 206668368. Its totient is φ = 51667080.

The previous prime is 120556519. The next prime is 120556543. The reversal of 120556534 is 435655021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 120556496 and 120556505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4305577 + ... + 4305604.

It is an arithmetic number, because the mean of its divisors is an integer number (25833546).

Almost surely, 2^120556534 is an apocalyptic number.

120556534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

120556534 is a deficient number, since it is larger than the sum of its proper divisors (86111834).

120556534 is an equidigital number, since it uses as much as digits as its factorization.

120556534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8611190.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 120556534 is about 10979.8239512298. The cubic root of 120556534 is about 494.0037562478.

The spelling of 120556534 in words is "one hundred twenty million, five hundred fifty-six thousand, five hundred thirty-four".