151231231043 has 2 divisors, whose sum is σ = 151231231044. Its totient is φ = 151231231042.

The previous prime is 151231230991. The next prime is 151231231103. The reversal of 151231231043 is 340132132151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 151231231043 - 2¹² = 151231226947 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (151231531043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75615615521 + 75615615522.

It is an arithmetic number, because the mean of its divisors is an integer number (75615615522).

Almost surely, 2^151231231043 is an apocalyptic number.

151231231043 is a deficient number, since it is larger than the sum of its proper divisors (1).

151231231043 is an equidigital number, since it uses as much as digits as its factorization.

151231231043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 151231231043 its reverse (340132132151), we get a palindrome (491363363194).

The spelling of 151231231043 in words is "one hundred fifty-one billion, two hundred thirty-one million, two hundred thirty-one thousand, forty-three".