161244034 has 16 divisors (see below), whose sum is σ = 277156800. Its totient is φ = 68919984.

The previous prime is 161244029. The next prime is 161244037. The reversal of 161244034 is 430442161.

It is not an unprimeable number, because it can be changed into a prime (161244037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9889 + ... + 20500.

It is an arithmetic number, because the mean of its divisors is an integer number (17322300).

Almost surely, 2^161244034 is an apocalyptic number.

161244034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

161244034 is a deficient number, since it is larger than the sum of its proper divisors (115912766).

161244034 is a wasteful number, since it uses less digits than its factorization.

161244034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30777.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 161244034 is about 12698.1901860068. The cubic root of 161244034 is about 544.2869039704.

Adding to 161244034 its reverse (430442161), we get a palindrome (591686195).

The spelling of 161244034 in words is "one hundred sixty-one million, two hundred forty-four thousand, thirty-four".