142810051 has 2 divisors, whose sum is σ = 142810052. Its totient is φ = 142810050.

The previous prime is 142809991. The next prime is 142810067. The reversal of 142810051 is 150018241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142810051 - 2¹³ = 142801859 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (142810091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71405025 + 71405026.

It is an arithmetic number, because the mean of its divisors is an integer number (71405026).

Almost surely, 2^142810051 is an apocalyptic number.

142810051 is a deficient number, since it is larger than the sum of its proper divisors (1).

142810051 is an equidigital number, since it uses as much as digits as its factorization.

142810051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 320, while the sum is 22.

The square root of 142810051 is about 11950.3159372462. The cubic root of 142810051 is about 522.7005110946.

Adding to 142810051 its reverse (150018241), we get a palindrome (292828292).

The spelling of 142810051 in words is "one hundred forty-two million, eight hundred ten thousand, fifty-one".