108906953 has 2 divisors, whose sum is σ = 108906954. Its totient is φ = 108906952.

The previous prime is 108906923. The next prime is 108906989. The reversal of 108906953 is 359609801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106337344 + 2569609 = 10312^2 + 1603^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108906953 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 108906953.

It is not a weakly prime, because it can be changed into another prime (108906923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54453476 + 54453477.

It is an arithmetic number, because the mean of its divisors is an integer number (54453477).

Almost surely, 2^108906953 is an apocalyptic number.

It is an amenable number.

108906953 is a deficient number, since it is larger than the sum of its proper divisors (1).

108906953 is an equidigital number, since it uses as much as digits as its factorization.

108906953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 108906953 is about 10435.8494143984. The cubic root of 108906953 is about 477.5496552073.

The spelling of 108906953 in words is "one hundred eight million, nine hundred six thousand, nine hundred fifty-three".