88091417 has 2 divisors, whose sum is σ = 88091418. Its totient is φ = 88091416.

The previous prime is 88091407. The next prime is 88091431. The reversal of 88091417 is 71419088.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70291456 + 17799961 = 8384^2 + 4219^2 .

It is a cyclic number.

It is not a de Polignac number, because 88091417 - 2²² = 83897113 is a prime.

It is not a weakly prime, because it can be changed into another prime (88091407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44045708 + 44045709.

It is an arithmetic number, because the mean of its divisors is an integer number (44045709).

Almost surely, 2^88091417 is an apocalyptic number.

It is an amenable number.

88091417 is a deficient number, since it is larger than the sum of its proper divisors (1).

88091417 is an equidigital number, since it uses as much as digits as its factorization.

88091417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 38.

The square root of 88091417 is about 9385.7027973402. The cubic root of 88091417 is about 444.9499872254.

The spelling of 88091417 in words is "eighty-eight million, ninety-one thousand, four hundred seventeen".