99187463 has 2 divisors, whose sum is σ = 99187464. Its totient is φ = 99187462.

The previous prime is 99187441. The next prime is 99187471. The reversal of 99187463 is 36478199.

It is a strong prime.

It is an emirp because it is prime and its reverse (36478199) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99187463 - 2⁶ = 99187399 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99187483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49593731 + 49593732.

It is an arithmetic number, because the mean of its divisors is an integer number (49593732).

Almost surely, 2^99187463 is an apocalyptic number.

99187463 is a deficient number, since it is larger than the sum of its proper divisors (1).

99187463 is an equidigital number, since it uses as much as digits as its factorization.

99187463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 47.

The square root of 99187463 is about 9959.2902859591. The cubic root of 99187463 is about 462.8983087375.

The spelling of 99187463 in words is "ninety-nine million, one hundred eighty-seven thousand, four hundred sixty-three".