16541234 has 4 divisors (see below), whose sum is σ = 24811854. Its totient is φ = 8270616.

The previous prime is 16541219. The next prime is 16541251. The reversal of 16541234 is 43214561.

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., 9765625 + 6775609 = 3125^2 + 2603^2 .

It is a super-2 number, since 2×16541234² = 547224844485512, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4135307 + ... + 4135310.

Almost surely, 2^16541234 is an apocalyptic number.

16541234 is a deficient number, since it is larger than the sum of its proper divisors (8270620).

16541234 is an equidigital number, since it uses as much as digits as its factorization.

16541234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8270619.

The product of its digits is 2880, while the sum is 26.

The square root of 16541234 is about 4067.0915898219. The cubic root of 16541234 is about 254.7940615897.

Adding to 16541234 its reverse (43214561), we get a palindrome (59755795).

The spelling of 16541234 in words is "sixteen million, five hundred forty-one thousand, two hundred thirty-four".