88043491 has 2 divisors, whose sum is σ = 88043492. Its totient is φ = 88043490.

The previous prime is 88043467. The next prime is 88043513. The reversal of 88043491 is 19434088.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88043491 - 2²⁵ = 54489059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 88043491.

It is not a weakly prime, because it can be changed into another prime (88043411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44021745 + 44021746.

It is an arithmetic number, because the mean of its divisors is an integer number (44021746).

Almost surely, 2^88043491 is an apocalyptic number.

88043491 is a deficient number, since it is larger than the sum of its proper divisors (1).

88043491 is an equidigital number, since it uses as much as digits as its factorization.

88043491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 88043491 is about 9383.1493113986. The cubic root of 88043491 is about 444.8692811354.

The spelling of 88043491 in words is "eighty-eight million, forty-three thousand, four hundred ninety-one".