118934421 has 16 divisors (see below), whose sum is σ = 162044160. Its totient is φ = 77575680.

The previous prime is 118934419. The next prime is 118934441. The reversal of 118934421 is 124439811.

It is a happy number.

It is not a de Polignac number, because 118934421 - 2¹ = 118934419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118934441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24561 + ... + 29001.

It is an arithmetic number, because the mean of its divisors is an integer number (10127760).

Almost surely, 2^118934421 is an apocalyptic number.

It is an amenable number.

118934421 is a deficient number, since it is larger than the sum of its proper divisors (43109739).

118934421 is a wasteful number, since it uses less digits than its factorization.

118934421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4636.

The product of its digits is 6912, while the sum is 33.

The square root of 118934421 is about 10905.7058918715. The cubic root of 118934421 is about 491.7781032225.

The spelling of 118934421 in words is "one hundred eighteen million, nine hundred thirty-four thousand, four hundred twenty-one".