110129139 has 10 divisors (see below), whose sum is σ = 164514020. Its totient is φ = 73419372.

The previous prime is 110129137. The next prime is 110129141. The reversal of 110129139 is 931921011.

It is an interprime number because it is at equal distance from previous prime (110129137) and next prime (110129141).

It is not a de Polignac number, because 110129139 - 2¹ = 110129137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110129137) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 679729 + ... + 679890.

It is an arithmetic number, because the mean of its divisors is an integer number (16451402).

Almost surely, 2^110129139 is an apocalyptic number.

110129139 is a deficient number, since it is larger than the sum of its proper divisors (54384881).

110129139 is an equidigital number, since it uses as much as digits as its factorization.

110129139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359631 (or 1359622 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 27.

The square root of 110129139 is about 10494.2431361199. The cubic root of 110129139 is about 479.3294151570.

The spelling of 110129139 in words is "one hundred ten million, one hundred twenty-nine thousand, one hundred thirty-nine".