40117127 has 4 divisors (see below), whose sum is σ = 42476976. Its totient is φ = 37757280.

The previous prime is 40117073. The next prime is 40117153. The reversal of 40117127 is 72171104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40117127 - 2⁸ = 40116871 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 (40117157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1179899 + ... + 1179932.

It is an arithmetic number, because the mean of its divisors is an integer number (10619244).

Almost surely, 2^40117127 is an apocalyptic number.

40117127 is a deficient number, since it is larger than the sum of its proper divisors (2359849).

40117127 is a wasteful number, since it uses less digits than its factorization.

40117127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2359848.

The product of its (nonzero) digits is 392, while the sum is 23.

The square root of 40117127 is about 6333.8082541233. The cubic root of 40117127 is about 342.3286713035.

The spelling of 40117127 in words is "forty million, one hundred seventeen thousand, one hundred twenty-seven".