99134527 has 2 divisors, whose sum is σ = 99134528. Its totient is φ = 99134526.

The previous prime is 99134509. The next prime is 99134543. The reversal of 99134527 is 72543199.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99134527 is a prime.

It is a super-4 number, since 4×99134527⁴ (a number of 33 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 99134527.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99137527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49567263 + 49567264.

It is an arithmetic number, because the mean of its divisors is an integer number (49567264).

Almost surely, 2^99134527 is an apocalyptic number.

99134527 is a deficient number, since it is larger than the sum of its proper divisors (1).

99134527 is an equidigital number, since it uses as much as digits as its factorization.

99134527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 40.

The square root of 99134527 is about 9956.6323121827. The cubic root of 99134527 is about 462.8159450171.

The spelling of 99134527 in words is "ninety-nine million, one hundred thirty-four thousand, five hundred twenty-seven".