108252429 has 4 divisors (see below), whose sum is σ = 144336576. Its totient is φ = 72168284.

The previous prime is 108252427. The next prime is 108252479. The reversal of 108252429 is 924252801.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 924252801 = 3 ⋅308084267.

It is a cyclic number.

It is not a de Polignac number, because 108252429 - 2¹ = 108252427 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 108252429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108252427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18042069 + ... + 18042074.

It is an arithmetic number, because the mean of its divisors is an integer number (36084144).

Almost surely, 2^108252429 is an apocalyptic number.

It is an amenable number.

108252429 is a deficient number, since it is larger than the sum of its proper divisors (36084147).

108252429 is an equidigital number, since it uses as much as digits as its factorization.

108252429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36084146.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 108252429 is about 10404.4427529782. The cubic root of 108252429 is about 476.5910510294.

The spelling of 108252429 in words is "one hundred eight million, two hundred fifty-two thousand, four hundred twenty-nine".