84913903 has 2 divisors, whose sum is σ = 84913904. Its totient is φ = 84913902.

The previous prime is 84913859. The next prime is 84913909. The reversal of 84913903 is 30931948.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84913903 - 2²¹ = 82816751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84913909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42456951 + 42456952.

It is an arithmetic number, because the mean of its divisors is an integer number (42456952).

Almost surely, 2^84913903 is an apocalyptic number.

84913903 is a deficient number, since it is larger than the sum of its proper divisors (1).

84913903 is an equidigital number, since it uses as much as digits as its factorization.

84913903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 84913903 is about 9214.8740089054. The cubic root of 84913903 is about 439.5344645768.

The spelling of 84913903 in words is "eighty-four million, nine hundred thirteen thousand, nine hundred three".