109479527 has 4 divisors (see below), whose sum is σ = 109589040. Its totient is φ = 109370016.

The previous prime is 109479521. The next prime is 109479533. The reversal of 109479527 is 725974901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 725974901 = 10607 ⋅68443.

It is an interprime number because it is at equal distance from previous prime (109479521) and next prime (109479533).

It is a cyclic number.

It is not a de Polignac number, because 109479527 - 2¹⁴ = 109463143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109479521) 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 in 3 ways as a sum of consecutive naturals, for example, 53243 + ... + 55260.

It is an arithmetic number, because the mean of its divisors is an integer number (27397260).

Almost surely, 2^109479527 is an apocalyptic number.

109479527 is a deficient number, since it is larger than the sum of its proper divisors (109513).

109479527 is a wasteful number, since it uses less digits than its factorization.

109479527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109512.

The product of its (nonzero) digits is 158760, while the sum is 44.

The square root of 109479527 is about 10463.2464847197. The cubic root of 109479527 is about 478.3850922987.

The spelling of 109479527 in words is "one hundred nine million, four hundred seventy-nine thousand, five hundred twenty-seven".