142524541 has 2 divisors, whose sum is σ = 142524542. Its totient is φ = 142524540.

The previous prime is 142524497. The next prime is 142524553. The reversal of 142524541 is 145425241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130622041 + 11902500 = 11429^2 + 3450^2 .

It is a cyclic number.

It is not a de Polignac number, because 142524541 - 2¹⁷ = 142393469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142524841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71262270 + 71262271.

It is an arithmetic number, because the mean of its divisors is an integer number (71262271).

Almost surely, 2^142524541 is an apocalyptic number.

It is an amenable number.

142524541 is a deficient number, since it is larger than the sum of its proper divisors (1).

142524541 is an equidigital number, since it uses as much as digits as its factorization.

142524541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6400, while the sum is 28.

The square root of 142524541 is about 11938.3642514375. The cubic root of 142524541 is about 522.3519460253.

Adding to 142524541 its reverse (145425241), we get a palindrome (287949782).

The spelling of 142524541 in words is "one hundred forty-two million, five hundred twenty-four thousand, five hundred forty-one".