117621214 has 16 divisors (see below), whose sum is σ = 177981408. Its totient is φ = 58296672.

The previous prime is 117621197. The next prime is 117621239. The reversal of 117621214 is 412126711.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 191572 + ... + 192184.

It is an arithmetic number, because the mean of its divisors is an integer number (11123838).

Almost surely, 2^117621214 is an apocalyptic number.

117621214 is a deficient number, since it is larger than the sum of its proper divisors (60360194).

117621214 is a wasteful number, since it uses less digits than its factorization.

117621214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299.

The product of its digits is 672, while the sum is 25.

The square root of 117621214 is about 10845.3314379967. The cubic root of 117621214 is about 489.9614213692.

Adding to 117621214 its reverse (412126711), we get a palindrome (529747925).

The spelling of 117621214 in words is "one hundred seventeen million, six hundred twenty-one thousand, two hundred fourteen".