155030032043 has 2 divisors, whose sum is σ = 155030032044. Its totient is φ = 155030032042.

The previous prime is 155030032021. The next prime is 155030032061. The reversal of 155030032043 is 340230030551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 155030032043 - 2⁸ = 155030031787 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (155030032343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77515016021 + 77515016022.

It is an arithmetic number, because the mean of its divisors is an integer number (77515016022).

Almost surely, 2^155030032043 is an apocalyptic number.

155030032043 is a deficient number, since it is larger than the sum of its proper divisors (1).

155030032043 is an equidigital number, since it uses as much as digits as its factorization.

155030032043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 155030032043 its reverse (340230030551), we get a palindrome (495260062594).

The spelling of 155030032043 in words is "one hundred fifty-five billion, thirty million, thirty-two thousand, forty-three".