88581953 has 2 divisors, whose sum is σ = 88581954. Its totient is φ = 88581952.

The previous prime is 88581931. The next prime is 88582001. The reversal of 88581953 is 35918588.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87086224 + 1495729 = 9332^2 + 1223^2 .

It is a cyclic number.

It is not a de Polignac number, because 88581953 - 2¹⁴ = 88565569 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 88581898 and 88581907.

It is not a weakly prime, because it can be changed into another prime (88580953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44290976 + 44290977.

It is an arithmetic number, because the mean of its divisors is an integer number (44290977).

Almost surely, 2^88581953 is an apocalyptic number.

It is an amenable number.

88581953 is a deficient number, since it is larger than the sum of its proper divisors (1).

88581953 is an equidigital number, since it uses as much as digits as its factorization.

88581953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 47.

The square root of 88581953 is about 9411.7986060051. The cubic root of 88581953 is about 445.7743585038.

The spelling of 88581953 in words is "eighty-eight million, five hundred eighty-one thousand, nine hundred fifty-three".