87406303 has 2 divisors, whose sum is σ = 87406304. Its totient is φ = 87406302.

The previous prime is 87406283. The next prime is 87406349. The reversal of 87406303 is 30360478.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87406303 - 2⁵ = 87406271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87406373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43703151 + 43703152.

It is an arithmetic number, because the mean of its divisors is an integer number (43703152).

Almost surely, 2^87406303 is an apocalyptic number.

87406303 is a deficient number, since it is larger than the sum of its proper divisors (1).

87406303 is an equidigital number, since it uses as much as digits as its factorization.

87406303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 87406303 is about 9349.1338101452. The cubic root of 87406303 is about 443.7934796251.

The spelling of 87406303 in words is "eighty-seven million, four hundred six thousand, three hundred three".