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99164189 is a prime number
BaseRepresentation
bin1011110100100…
…10000000011101
320220121001200202
411322102000131
5200341223224
613501233245
72312611265
oct572220035
9226531622
1099164189
1150a80583
1229262825
1317710247
14d2547a5
158a8beae
hex5e9201d

99164189 has 2 divisors, whose sum is σ = 99164190. Its totient is φ = 99164188.

The previous prime is 99164141. The next prime is 99164203. The reversal of 99164189 is 98146199.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80820100 + 18344089 = 8990^2 + 4283^2 .

It is a cyclic number.

It is not a de Polignac number, because 99164189 - 216 = 99098653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99164789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49582094 + 49582095.

It is an arithmetic number, because the mean of its divisors is an integer number (49582095).

Almost surely, 299164189 is an apocalyptic number.

It is an amenable number.

99164189 is a deficient number, since it is larger than the sum of its proper divisors (1).

99164189 is an equidigital number, since it uses as much as digits as its factorization.

99164189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 47.

The square root of 99164189 is about 9958.1217606535. The cubic root of 99164189 is about 462.8621000687.

The spelling of 99164189 in words is "ninety-nine million, one hundred sixty-four thousand, one hundred eighty-nine".