108321429 has 16 divisors (see below), whose sum is σ = 148262400. Its totient is φ = 70308336.

The previous prime is 108321427. The next prime is 108321431. The reversal of 108321429 is 924123801.

It is an interprime number because it is at equal distance from previous prime (108321427) and next prime (108321431).

It is not a de Polignac number, because 108321429 - 2¹ = 108321427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 108321396 and 108321405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108321427) 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, 45142 + ... + 47480.

It is an arithmetic number, because the mean of its divisors is an integer number (9266400).

Almost surely, 2^108321429 is an apocalyptic number.

It is an amenable number.

108321429 is a deficient number, since it is larger than the sum of its proper divisors (39940971).

108321429 is a wasteful number, since it uses less digits than its factorization.

108321429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2744.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 108321429 is about 10407.7581159441. The cubic root of 108321429 is about 476.6922890906.

The spelling of 108321429 in words is "one hundred eight million, three hundred twenty-one thousand, four hundred twenty-nine".