142370771 has 2 divisors, whose sum is σ = 142370772. Its totient is φ = 142370770.

The previous prime is 142370741. The next prime is 142370797. The reversal of 142370771 is 177073241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142370771 is a prime.

It is equal to p_8038517 and since 142370771 and 8038517 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (142370741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71185385 + 71185386.

It is an arithmetic number, because the mean of its divisors is an integer number (71185386).

Almost surely, 2^142370771 is an apocalyptic number.

142370771 is a deficient number, since it is larger than the sum of its proper divisors (1).

142370771 is an equidigital number, since it uses as much as digits as its factorization.

142370771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8232, while the sum is 32.

The square root of 142370771 is about 11931.9223514068. The cubic root of 142370771 is about 522.1640229208.

The spelling of 142370771 in words is "one hundred forty-two million, three hundred seventy thousand, seven hundred seventy-one".