142951027 has 2 divisors, whose sum is σ = 142951028. Its totient is φ = 142951026.

The previous prime is 142951021. The next prime is 142951031. The reversal of 142951027 is 720159241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142951027 is a prime.

It is a super-2 number, since 2×142951027² = 40869992240709458, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 142951027.

It is not a weakly prime, because it can be changed into another prime (142951021) 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, 71475513 + 71475514.

It is an arithmetic number, because the mean of its divisors is an integer number (71475514).

Almost surely, 2^142951027 is an apocalyptic number.

142951027 is a deficient number, since it is larger than the sum of its proper divisors (1).

142951027 is an equidigital number, since it uses as much as digits as its factorization.

142951027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 142951027 is about 11956.2129037584. The cubic root of 142951027 is about 522.8724504241.

The spelling of 142951027 in words is "one hundred forty-two million, nine hundred fifty-one thousand, twenty-seven".