115542727 has 4 divisors (see below), whose sum is σ = 122339376. Its totient is φ = 108746080.

The previous prime is 115542719. The next prime is 115542733. The reversal of 115542727 is 727245511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 727245511 = 181 ⋅4017931.

It is a cyclic number.

It is not a de Polignac number, because 115542727 - 2³ = 115542719 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115542692 and 115542701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115542127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3398299 + ... + 3398332.

It is an arithmetic number, because the mean of its divisors is an integer number (30584844).

Almost surely, 2^115542727 is an apocalyptic number.

115542727 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

115542727 is a deficient number, since it is larger than the sum of its proper divisors (6796649).

115542727 is an equidigital number, since it uses as much as digits as its factorization.

115542727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6796648.

The product of its digits is 19600, while the sum is 34.

The square root of 115542727 is about 10749.0802862384. The cubic root of 115542727 is about 487.0582131291.

The spelling of 115542727 in words is "one hundred fifteen million, five hundred forty-two thousand, seven hundred twenty-seven".