16120534 has 4 divisors (see below), whose sum is σ = 24180804. Its totient is φ = 8060266.

The previous prime is 16120523. The next prime is 16120541. The reversal of 16120534 is 43502161.

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

It is a congruent number.

It is an unprimeable number.

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, 4030132 + ... + 4030135.

It is an arithmetic number, because the mean of its divisors is an integer number (6045201).

Almost surely, 2^16120534 is an apocalyptic number.

16120534 is a deficient number, since it is larger than the sum of its proper divisors (8060270).

16120534 is an equidigital number, since it uses as much as digits as its factorization.

16120534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8060269.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 16120534 is about 4015.0384805130. The cubic root of 16120534 is about 252.6153914960.

Adding to 16120534 its reverse (43502161), we get a palindrome (59622695).

The spelling of 16120534 in words is "sixteen million, one hundred twenty thousand, five hundred thirty-four".