142605617023 has 2 divisors, whose sum is σ = 142605617024. Its totient is φ = 142605617022.

The previous prime is 142605617003. The next prime is 142605617027. The reversal of 142605617023 is 320716506241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142605617023 - 2⁹ = 142605616511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142605617027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71302808511 + 71302808512.

It is an arithmetic number, because the mean of its divisors is an integer number (71302808512).

Almost surely, 2^142605617023 is an apocalyptic number.

142605617023 is a deficient number, since it is larger than the sum of its proper divisors (1).

142605617023 is an equidigital number, since it uses as much as digits as its factorization.

142605617023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 142605617023 in words is "one hundred forty-two billion, six hundred five million, six hundred seventeen thousand, twenty-three".