155364043 has 2 divisors, whose sum is σ = 155364044. Its totient is φ = 155364042.

The previous prime is 155364023. The next prime is 155364091. The reversal of 155364043 is 340463551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 155364043 - 2⁹ = 155363531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 155363996 and 155364014.

It is not a weakly prime, because it can be changed into another prime (155364023) 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, 77682021 + 77682022.

It is an arithmetic number, because the mean of its divisors is an integer number (77682022).

Almost surely, 2^155364043 is an apocalyptic number.

155364043 is a deficient number, since it is larger than the sum of its proper divisors (1).

155364043 is an equidigital number, since it uses as much as digits as its factorization.

155364043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 155364043 is about 12464.5113422067. The cubic root of 155364043 is about 537.5887495782.

The spelling of 155364043 in words is "one hundred fifty-five million, three hundred sixty-four thousand, forty-three".