142758549119 has 2 divisors, whose sum is σ = 142758549120. Its totient is φ = 142758549118.

The previous prime is 142758549103. The next prime is 142758549151. The reversal of 142758549119 is 911945857241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142758549119 - 2⁴ = 142758549103 is a prime.

It is a super-2 number, since 2×142758549119² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142758549319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71379274559 + 71379274560.

It is an arithmetic number, because the mean of its divisors is an integer number (71379274560).

Almost surely, 2^142758549119 is an apocalyptic number.

142758549119 is a deficient number, since it is larger than the sum of its proper divisors (1).

142758549119 is an equidigital number, since it uses as much as digits as its factorization.

142758549119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3628800, while the sum is 56.

The spelling of 142758549119 in words is "one hundred forty-two billion, seven hundred fifty-eight million, five hundred forty-nine thousand, one hundred nineteen".