109154663 has 2 divisors, whose sum is σ = 109154664. Its totient is φ = 109154662.

The previous prime is 109154657. The next prime is 109154767. The reversal of 109154663 is 366451901.

It is a weak prime.

It is an emirp because it is prime and its reverse (366451901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109154663 - 2¹² = 109150567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109154623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54577331 + 54577332.

It is an arithmetic number, because the mean of its divisors is an integer number (54577332).

Almost surely, 2^109154663 is an apocalyptic number.

109154663 is a deficient number, since it is larger than the sum of its proper divisors (1).

109154663 is an equidigital number, since it uses as much as digits as its factorization.

109154663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 109154663 is about 10447.7108976081. The cubic root of 109154663 is about 477.9114449375.

The spelling of 109154663 in words is "one hundred nine million, one hundred fifty-four thousand, six hundred sixty-three".