87070303 has 2 divisors, whose sum is σ = 87070304. Its totient is φ = 87070302.

The previous prime is 87070301. The next prime is 87070307. The reversal of 87070303 is 30307078.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87070303 - 2¹ = 87070301 is a prime.

Together with 87070301, it forms a pair of twin primes.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87070301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43535151 + 43535152.

It is an arithmetic number, because the mean of its divisors is an integer number (43535152).

Almost surely, 2^87070303 is an apocalyptic number.

87070303 is a deficient number, since it is larger than the sum of its proper divisors (1).

87070303 is an equidigital number, since it uses as much as digits as its factorization.

87070303 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 87070303 is about 9331.1469284328. The cubic root of 87070303 is about 443.2240848010.

The spelling of 87070303 in words is "eighty-seven million, seventy thousand, three hundred three".