109143622 has 16 divisors (see below), whose sum is σ = 193139712. Its totient is φ = 45266760.

The previous prime is 109143613. The next prime is 109143631. The reversal of 109143622 is 226341901.

It is an interprime number because it is at equal distance from previous prime (109143613) and next prime (109143631).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125308 + ... + 126175.

It is an arithmetic number, because the mean of its divisors is an integer number (12071232).

Almost surely, 2^109143622 is an apocalyptic number.

109143622 is a deficient number, since it is larger than the sum of its proper divisors (83996090).

109143622 is a wasteful number, since it uses less digits than its factorization.

109143622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251523.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 109143622 is about 10447.1824909877. The cubic root of 109143622 is about 477.8953308047.

The spelling of 109143622 in words is "one hundred nine million, one hundred forty-three thousand, six hundred twenty-two".