99389461 has 2 divisors, whose sum is σ = 99389462. Its totient is φ = 99389460.

The previous prime is 99389449. The next prime is 99389473. The reversal of 99389461 is 16498399.

It is a balanced prime because it is at equal distance from previous prime (99389449) and next prime (99389473).

It can be written as a sum of positive squares in only one way, i.e., 85655025 + 13734436 = 9255^2 + 3706^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99389461 is a prime.

It is a super-3 number, since 3×99389461³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99389561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49694730 + 49694731.

It is an arithmetic number, because the mean of its divisors is an integer number (49694731).

Almost surely, 2^99389461 is an apocalyptic number.

It is an amenable number.

99389461 is a deficient number, since it is larger than the sum of its proper divisors (1).

99389461 is an equidigital number, since it uses as much as digits as its factorization.

99389461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 419904, while the sum is 49.

The square root of 99389461 is about 9969.4263124816. The cubic root of 99389461 is about 463.2123307137.

The spelling of 99389461 in words is "ninety-nine million, three hundred eighty-nine thousand, four hundred sixty-one".