109625837 has 2 divisors, whose sum is σ = 109625838. Its totient is φ = 109625836.

The previous prime is 109625833. The next prime is 109625861. The reversal of 109625837 is 738526901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97101316 + 12524521 = 9854^2 + 3539^2 .

It is a cyclic number.

It is not a de Polignac number, because 109625837 - 2² = 109625833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 109625794 and 109625803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109625833) by changing a digit.

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 as a sum of consecutive naturals, namely, 54812918 + 54812919.

It is an arithmetic number, because the mean of its divisors is an integer number (54812919).

Almost surely, 2^109625837 is an apocalyptic number.

It is an amenable number.

109625837 is a deficient number, since it is larger than the sum of its proper divisors (1).

109625837 is an equidigital number, since it uses as much as digits as its factorization.

109625837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 109625837 is about 10470.2357662089. The cubic root of 109625837 is about 478.5981043209.

The spelling of 109625837 in words is "one hundred nine million, six hundred twenty-five thousand, eight hundred thirty-seven".