142791059 has 2 divisors, whose sum is σ = 142791060. Its totient is φ = 142791058.

The previous prime is 142791049. The next prime is 142791067. The reversal of 142791059 is 950197241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142791059 - 2⁴ = 142791043 is a prime.

It is not a weakly prime, because it can be changed into another prime (142791049) 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, 71395529 + 71395530.

It is an arithmetic number, because the mean of its divisors is an integer number (71395530).

Almost surely, 2^142791059 is an apocalyptic number.

142791059 is a deficient number, since it is larger than the sum of its proper divisors (1).

142791059 is an equidigital number, since it uses as much as digits as its factorization.

142791059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 142791059 is about 11949.5212874826. The cubic root of 142791059 is about 522.6773391303.

It can be divided in two parts, 1427910 and 59, that multiplied together give a triangular number (84246690 = T₁₂₉₈₀).

The spelling of 142791059 in words is "one hundred forty-two million, seven hundred ninety-one thousand, fifty-nine".