161236414 has 16 divisors (see below), whose sum is σ = 250394688. Its totient is φ = 77818752.

The previous prime is 161236409. The next prime is 161236421. The reversal of 161236414 is 414632161.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4887 + ... + 18610.

It is an arithmetic number, because the mean of its divisors is an integer number (15649668).

Almost surely, 2^161236414 is an apocalyptic number.

161236414 is a deficient number, since it is larger than the sum of its proper divisors (89158274).

161236414 is a wasteful number, since it uses less digits than its factorization.

161236414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23619.

The product of its digits is 3456, while the sum is 28.

The square root of 161236414 is about 12697.8901397043. The cubic root of 161236414 is about 544.2783299445.

Adding to 161236414 its reverse (414632161), we get a palindrome (575868575).

The spelling of 161236414 in words is "one hundred sixty-one million, two hundred thirty-six thousand, four hundred fourteen".