142065363247 has 4 divisors (see below), whose sum is σ = 143087416360. Its totient is φ = 141043310136.

The previous prime is 142065363227. The next prime is 142065363257. The reversal of 142065363247 is 742363560241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 742363560241 = 206411 ⋅3596531.

It is a cyclic number.

It is not a de Polignac number, because 142065363247 - 2¹¹ = 142065361199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142065363227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511026348 + ... + 511026625.

It is an arithmetic number, because the mean of its divisors is an integer number (35771854090).

Almost surely, 2^142065363247 is an apocalyptic number.

142065363247 is a deficient number, since it is larger than the sum of its proper divisors (1022053113).

142065363247 is a wasteful number, since it uses less digits than its factorization.

142065363247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022053112.

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 142065363247 in words is "one hundred forty-two billion, sixty-five million, three hundred sixty-three thousand, two hundred forty-seven".