109161527 has 2 divisors, whose sum is σ = 109161528. Its totient is φ = 109161526.

The previous prime is 109161523. The next prime is 109161529. The reversal of 109161527 is 725161901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109161527 - 2² = 109161523 is a prime.

Together with 109161529, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 109161493 and 109161502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109161523) 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, 54580763 + 54580764.

It is an arithmetic number, because the mean of its divisors is an integer number (54580764).

Almost surely, 2^109161527 is an apocalyptic number.

109161527 is a deficient number, since it is larger than the sum of its proper divisors (1).

109161527 is an equidigital number, since it uses as much as digits as its factorization.

109161527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 32.

The square root of 109161527 is about 10448.0393854541. The cubic root of 109161527 is about 477.9214622692.

The spelling of 109161527 in words is "one hundred nine million, one hundred sixty-one thousand, five hundred twenty-seven".