109386251229 has 4 divisors (see below), whose sum is σ = 145848334976. Its totient is φ = 72924167484.

The previous prime is 109386251197. The next prime is 109386251251. The reversal of 109386251229 is 922152683901.

It is a happy number.

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.

It is not a de Polignac number, because 109386251229 - 2⁵ = 109386251197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109386251279) 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, 18231041869 + ... + 18231041874.

It is an arithmetic number, because the mean of its divisors is an integer number (36462083744).

Almost surely, 2^109386251229 is an apocalyptic number.

It is an amenable number.

109386251229 is a deficient number, since it is larger than the sum of its proper divisors (36462083747).

109386251229 is an equidigital number, since it uses as much as digits as its factorization.

109386251229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36462083746.

The product of its (nonzero) digits is 466560, while the sum is 48.

The spelling of 109386251229 in words is "one hundred nine billion, three hundred eighty-six million, two hundred fifty-one thousand, two hundred twenty-nine".