97427117 has 4 divisors (see below), whose sum is σ = 102554880. Its totient is φ = 92299356.

The previous prime is 97427107. The next prime is 97427129. The reversal of 97427117 is 71172479.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 71172479 = 7 ⋅10167497.

It is a cyclic number.

It is not a de Polignac number, because 97427117 - 2⁶ = 97427053 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 (97427107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2563853 + ... + 2563890.

It is an arithmetic number, because the mean of its divisors is an integer number (25638720).

Almost surely, 2^97427117 is an apocalyptic number.

It is an amenable number.

97427117 is a deficient number, since it is larger than the sum of its proper divisors (5127763).

97427117 is a wasteful number, since it uses less digits than its factorization.

97427117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5127762.

The product of its digits is 24696, while the sum is 38.

The square root of 97427117 is about 9870.5175649507. The cubic root of 97427117 is about 460.1434917817.

The spelling of 97427117 in words is "ninety-seven million, four hundred twenty-seven thousand, one hundred seventeen".