152531543 has 2 divisors, whose sum is σ = 152531544. Its totient is φ = 152531542.

The previous prime is 152531527. The next prime is 152531549. The reversal of 152531543 is 345135251.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 152531543 - 2⁴ = 152531527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152531549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76265771 + 76265772.

It is an arithmetic number, because the mean of its divisors is an integer number (76265772).

Almost surely, 2^152531543 is an apocalyptic number.

152531543 is a deficient number, since it is larger than the sum of its proper divisors (1).

152531543 is an equidigital number, since it uses as much as digits as its factorization.

152531543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9000, while the sum is 29.

The square root of 152531543 is about 12350.3661079338. The cubic root of 152531543 is about 534.3016981998.

Adding to 152531543 its reverse (345135251), we get a palindrome (497666794).

The spelling of 152531543 in words is "one hundred fifty-two million, five hundred thirty-one thousand, five hundred forty-three".