142658983 has 2 divisors, whose sum is σ = 142658984. Its totient is φ = 142658982.

The previous prime is 142658977. The next prime is 142659029. The reversal of 142658983 is 389856241.

It is an a-pointer prime, because the next prime (142659029) can be obtained adding 142658983 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142658983 - 2⁹ = 142658471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142658933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71329491 + 71329492.

It is an arithmetic number, because the mean of its divisors is an integer number (71329492).

Almost surely, 2^142658983 is an apocalyptic number.

142658983 is a deficient number, since it is larger than the sum of its proper divisors (1).

142658983 is an equidigital number, since it uses as much as digits as its factorization.

142658983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 46.

The square root of 142658983 is about 11943.9935951088. The cubic root of 142658983 is about 522.5161375631.

It can be divided in two parts, 142658 and 983, that added together give a square (143641 = 379²).

The spelling of 142658983 in words is "one hundred forty-two million, six hundred fifty-eight thousand, nine hundred eighty-three".