87044003 has 2 divisors, whose sum is σ = 87044004. Its totient is φ = 87044002.

The previous prime is 87043973. The next prime is 87044033. The reversal of 87044003 is 30044078.

It is a balanced prime because it is at equal distance from previous prime (87043973) and next prime (87044033).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87044003 is a prime.

It is not a weakly prime, because it can be changed into another prime (87044033) 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, 43522001 + 43522002.

It is an arithmetic number, because the mean of its divisors is an integer number (43522002).

Almost surely, 2^87044003 is an apocalyptic number.

87044003 is a deficient number, since it is larger than the sum of its proper divisors (1).

87044003 is an equidigital number, since it uses as much as digits as its factorization.

87044003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 87044003 is about 9329.7375632973. The cubic root of 87044003 is about 443.1794543247.

The spelling of 87044003 in words is "eighty-seven million, forty-four thousand, three".