142000751 has 2 divisors, whose sum is σ = 142000752. Its totient is φ = 142000750.

The previous prime is 142000687. The next prime is 142000757. The reversal of 142000751 is 157000241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142000751 - 2⁶ = 142000687 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142000757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71000375 + 71000376.

It is an arithmetic number, because the mean of its divisors is an integer number (71000376).

Almost surely, 2^142000751 is an apocalyptic number.

142000751 is a deficient number, since it is larger than the sum of its proper divisors (1).

142000751 is an equidigital number, since it uses as much as digits as its factorization.

142000751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 142000751 is about 11916.4067990313. The cubic root of 142000751 is about 521.7112643548.

Adding to 142000751 its reverse (157000241), we get a palindrome (299000992).

The spelling of 142000751 in words is "one hundred forty-two million, seven hundred fifty-one", and thus it is an aban number.