10142147 has 2 divisors, whose sum is σ = 10142148. Its totient is φ = 10142146.

The previous prime is 10142131. The next prime is 10142161. The reversal of 10142147 is 74124101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10142147 - 2⁴ = 10142131 is a prime.

It is not a weakly prime, because it can be changed into another prime (10142947) 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, 5071073 + 5071074.

It is an arithmetic number, because the mean of its divisors is an integer number (5071074).

Almost surely, 2^10142147 is an apocalyptic number.

10142147 is a deficient number, since it is larger than the sum of its proper divisors (1).

10142147 is an equidigital number, since it uses as much as digits as its factorization.

10142147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 10142147 is about 3184.6737666518. The cubic root of 10142147 is about 216.4594913783.

Adding to 10142147 its reverse (74124101), we get a palindrome (84266248).

The spelling of 10142147 in words is "ten million, one hundred forty-two thousand, one hundred forty-seven".