151312543 has 2 divisors, whose sum is σ = 151312544. Its totient is φ = 151312542.

The previous prime is 151312541. The next prime is 151312583. The reversal of 151312543 is 345213151.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 151312543 - 2¹ = 151312541 is a prime.

Together with 151312541, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151312541) 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, 75656271 + 75656272.

It is an arithmetic number, because the mean of its divisors is an integer number (75656272).

Almost surely, 2^151312543 is an apocalyptic number.

151312543 is a deficient number, since it is larger than the sum of its proper divisors (1).

151312543 is an equidigital number, since it uses as much as digits as its factorization.

151312543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1800, while the sum is 25.

The square root of 151312543 is about 12300.9163479799. The cubic root of 151312543 is about 532.8745473382.

Adding to 151312543 its reverse (345213151), we get a palindrome (496525694).

The spelling of 151312543 in words is "one hundred fifty-one million, three hundred twelve thousand, five hundred forty-three".