142658941 has 2 divisors, whose sum is σ = 142658942. Its totient is φ = 142658940.

The previous prime is 142658933. The next prime is 142658953. The reversal of 142658941 is 149856241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78322500 + 64336441 = 8850^2 + 8021^2 .

It is a cyclic number.

It is not a de Polignac number, because 142658941 - 2³ = 142658933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142658894 and 142658903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142658041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71329470 + 71329471.

It is an arithmetic number, because the mean of its divisors is an integer number (71329471).

Almost surely, 2^142658941 is an apocalyptic number.

It is an amenable number.

142658941 is a deficient number, since it is larger than the sum of its proper divisors (1).

142658941 is an equidigital number, since it uses as much as digits as its factorization.

142658941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 40.

The square root of 142658941 is about 11943.9918369028. The cubic root of 142658941 is about 522.5160862854.

The spelling of 142658941 in words is "one hundred forty-two million, six hundred fifty-eight thousand, nine hundred forty-one".