149141543 has 2 divisors, whose sum is σ = 149141544. Its totient is φ = 149141542.

The previous prime is 149141537. The next prime is 149141567. The reversal of 149141543 is 345141941.

149141543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149141543 - 2¹⁸ = 148879399 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149141513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74570771 + 74570772.

It is an arithmetic number, because the mean of its divisors is an integer number (74570772).

Almost surely, 2^149141543 is an apocalyptic number.

149141543 is a deficient number, since it is larger than the sum of its proper divisors (1).

149141543 is an equidigital number, since it uses as much as digits as its factorization.

149141543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 32.

The square root of 149141543 is about 12212.3520666578. The cubic root of 149141543 is about 530.3137373486.

It can be divided in two parts, 1491 and 41543, that added together give a palindrome (43034).

The spelling of 149141543 in words is "one hundred forty-nine million, one hundred forty-one thousand, five hundred forty-three".