87073003 has 2 divisors, whose sum is σ = 87073004. Its totient is φ = 87073002.

The previous prime is 87072983. The next prime is 87073027. The reversal of 87073003 is 30037078.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87073003 - 2²¹ = 84975851 is a prime.

It is not a weakly prime, because it can be changed into another prime (87073043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43536501 + 43536502.

It is an arithmetic number, because the mean of its divisors is an integer number (43536502).

Almost surely, 2^87073003 is an apocalyptic number.

87073003 is a deficient number, since it is larger than the sum of its proper divisors (1).

87073003 is an equidigital number, since it uses as much as digits as its factorization.

87073003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 87073003 is about 9331.2916040600. The cubic root of 87073003 is about 443.2286661283.

The spelling of 87073003 in words is "eighty-seven million, seventy-three thousand, three".