10143919 has 2 divisors, whose sum is σ = 10143920. Its totient is φ = 10143918.

The previous prime is 10143911. The next prime is 10143923. The reversal of 10143919 is 91934101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10143919 - 2³ = 10143911 is a prime.

It is a super-2 number, since 2×10143919² = 205798185357122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10143911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5071959 + 5071960.

It is an arithmetic number, because the mean of its divisors is an integer number (5071960).

Almost surely, 2^10143919 is an apocalyptic number.

10143919 is a deficient number, since it is larger than the sum of its proper divisors (1).

10143919 is an equidigital number, since it uses as much as digits as its factorization.

10143919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 10143919 is about 3184.9519619611. The cubic root of 10143919 is about 216.4720969894.

The spelling of 10143919 in words is "ten million, one hundred forty-three thousand, nine hundred nineteen".