16101434 has 4 divisors (see below), whose sum is σ = 24152154. Its totient is φ = 8050716.

The previous prime is 16101433. The next prime is 16101439. The reversal of 16101434 is 43410161.

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., 10220809 + 5880625 = 3197^2 + 2425^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16101433) by changing a digit.

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, 4025357 + ... + 4025360.

Almost surely, 2^16101434 is an apocalyptic number.

16101434 is a deficient number, since it is larger than the sum of its proper divisors (8050720).

16101434 is an equidigital number, since it uses as much as digits as its factorization.

16101434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8050719.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 16101434 is about 4012.6592180249. The cubic root of 16101434 is about 252.5155837848.

Adding to 16101434 its reverse (43410161), we get a palindrome (59511595).

The spelling of 16101434 in words is "sixteen million, one hundred one thousand, four hundred thirty-four".