109799629 has 2 divisors, whose sum is σ = 109799630. Its totient is φ = 109799628.

The previous prime is 109799611. The next prime is 109799659. The reversal of 109799629 is 926997901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72284004 + 37515625 = 8502^2 + 6125^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109799629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109799659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54899814 + 54899815.

It is an arithmetic number, because the mean of its divisors is an integer number (54899815).

Almost surely, 2^109799629 is an apocalyptic number.

It is an amenable number.

109799629 is a deficient number, since it is larger than the sum of its proper divisors (1).

109799629 is an equidigital number, since it uses as much as digits as its factorization.

109799629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 551124, while the sum is 52.

The square root of 109799629 is about 10478.5318150970. The cubic root of 109799629 is about 478.8508811264.

The spelling of 109799629 in words is "one hundred nine million, seven hundred ninety-nine thousand, six hundred twenty-nine".