99605461 has 2 divisors, whose sum is σ = 99605462. Its totient is φ = 99605460.

The previous prime is 99605437. The next prime is 99605503. The reversal of 99605461 is 16450699.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51926436 + 47679025 = 7206^2 + 6905^2 .

It is an emirp because it is prime and its reverse (16450699) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99605461 - 2¹³ = 99597269 is a prime.

It is a super-2 number, since 2×99605461² = 19842495722045042, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99605411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49802730 + 49802731.

It is an arithmetic number, because the mean of its divisors is an integer number (49802731).

Almost surely, 2^99605461 is an apocalyptic number.

It is an amenable number.

99605461 is a deficient number, since it is larger than the sum of its proper divisors (1).

99605461 is an equidigital number, since it uses as much as digits as its factorization.

99605461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 99605461 is about 9980.2535538933. The cubic root of 99605461 is about 463.5476495309.

The spelling of 99605461 in words is "ninety-nine million, six hundred five thousand, four hundred sixty-one".