10145869 has 2 divisors, whose sum is σ = 10145870. Its totient is φ = 10145868.

The previous prime is 10145827. The next prime is 10145887. The reversal of 10145869 is 96854101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9954025 + 191844 = 3155^2 + 438^2 .

It is an emirp because it is prime and its reverse (96854101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10145869 - 2⁹ = 10145357 is a prime.

It is a super-2 number, since 2×10145869² = 205877315530322, which contains 22 as substring.

It is equal to p₆₇₃₆₇₅ and since 10145869 and 673675 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10140869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5072934 + 5072935.

It is an arithmetic number, because the mean of its divisors is an integer number (5072935).

Almost surely, 2^10145869 is an apocalyptic number.

It is an amenable number.

10145869 is a deficient number, since it is larger than the sum of its proper divisors (1).

10145869 is an equidigital number, since it uses as much as digits as its factorization.

10145869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 10145869 is about 3185.2580743167. The cubic root of 10145869 is about 216.4859671561.

The spelling of 10145869 in words is "ten million, one hundred forty-five thousand, eight hundred sixty-nine".