84723503 has 2 divisors, whose sum is σ = 84723504. Its totient is φ = 84723502.

The previous prime is 84723487. The next prime is 84723511. The reversal of 84723503 is 30532748.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84723503 - 2⁴ = 84723487 is a prime.

It is equal to p_4928612 and since 84723503 and 4928612 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84723503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84723103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42361751 + 42361752.

It is an arithmetic number, because the mean of its divisors is an integer number (42361752).

Almost surely, 2^84723503 is an apocalyptic number.

84723503 is a deficient number, since it is larger than the sum of its proper divisors (1).

84723503 is an equidigital number, since it uses as much as digits as its factorization.

84723503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 84723503 is about 9204.5370877628. The cubic root of 84723503 is about 439.2057002361.

The spelling of 84723503 in words is "eighty-four million, seven hundred twenty-three thousand, five hundred three".