109245130 has 16 divisors (see below), whose sum is σ = 196761960. Its totient is φ = 43671232.

The previous prime is 109245121. The next prime is 109245163. The reversal of 109245130 is 31542901.

It can be written as a sum of positive squares in 4 ways, for example, as 103489929 + 5755201 = 10173^2 + 2399^2 .

It is a junction number, because it is equal to n+sod(n) for n = 109245095 and 109245104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25932 + ... + 29848.

Almost surely, 2^109245130 is an apocalyptic number.

109245130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109245130 is a deficient number, since it is larger than the sum of its proper divisors (87516830).

109245130 is a wasteful number, since it uses less digits than its factorization.

109245130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6713.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 109245130 is about 10452.0395138939. The cubic root of 109245130 is about 478.0434389192.

The spelling of 109245130 in words is "one hundred nine million, two hundred forty-five thousand, one hundred thirty".