109427471 has 2 divisors, whose sum is σ = 109427472. Its totient is φ = 109427470.

The previous prime is 109427431. The next prime is 109427497. The reversal of 109427471 is 174724901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109427471 - 2¹⁴ = 109411087 is a prime.

It is a super-3 number, since 3×109427471³ (a number of 25 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109427431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54713735 + 54713736.

It is an arithmetic number, because the mean of its divisors is an integer number (54713736).

Almost surely, 2^109427471 is an apocalyptic number.

109427471 is a deficient number, since it is larger than the sum of its proper divisors (1).

109427471 is an equidigital number, since it uses as much as digits as its factorization.

109427471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 109427471 is about 10460.7586244976. The cubic root of 109427471 is about 478.3092584478.

The spelling of 109427471 in words is "one hundred nine million, four hundred twenty-seven thousand, four hundred seventy-one".