88561003 has 2 divisors, whose sum is σ = 88561004. Its totient is φ = 88561002.

The previous prime is 88560991. The next prime is 88561009. The reversal of 88561003 is 30016588.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88561003 is a prime.

It is not a weakly prime, because it can be changed into another prime (88561009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44280501 + 44280502.

It is an arithmetic number, because the mean of its divisors is an integer number (44280502).

Almost surely, 2^88561003 is an apocalyptic number.

88561003 is a deficient number, since it is larger than the sum of its proper divisors (1).

88561003 is an equidigital number, since it uses as much as digits as its factorization.

88561003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 88561003 is about 9410.6855754509. The cubic root of 88561003 is about 445.7392132369.

The spelling of 88561003 in words is "eighty-eight million, five hundred sixty-one thousand, three".