99965051 has 2 divisors, whose sum is σ = 99965052. Its totient is φ = 99965050.

The previous prime is 99965027. The next prime is 99965069. The reversal of 99965051 is 15056999.

It is a strong prime.

It is an emirp because it is prime and its reverse (15056999) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99965051 is a prime.

It is a super-2 number, since 2×99965051² = 19986022842865202, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 99964993 and 99965011.

It is not a weakly prime, because it can be changed into another prime (99965081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49982525 + 49982526.

It is an arithmetic number, because the mean of its divisors is an integer number (49982526).

Almost surely, 2^99965051 is an apocalyptic number.

99965051 is a deficient number, since it is larger than the sum of its proper divisors (1).

99965051 is an equidigital number, since it uses as much as digits as its factorization.

99965051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 109350, while the sum is 44.

The square root of 99965051 is about 9998.2523972942. The cubic root of 99965051 is about 464.1048040980.

The spelling of 99965051 in words is "ninety-nine million, nine hundred sixty-five thousand, fifty-one".