155343063 has 4 divisors (see below), whose sum is σ = 207124088. Its totient is φ = 103562040.

The previous prime is 155343043. The next prime is 155343091. The reversal of 155343063 is 360343551.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 155343063 - 2⁸ = 155342807 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 155343063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155343043) 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 in 3 ways as a sum of consecutive naturals, for example, 25890508 + ... + 25890513.

It is an arithmetic number, because the mean of its divisors is an integer number (51781022).

Almost surely, 2^155343063 is an apocalyptic number.

155343063 is a deficient number, since it is larger than the sum of its proper divisors (51781025).

155343063 is an equidigital number, since it uses as much as digits as its factorization.

155343063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51781024.

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 155343063 is about 12463.6697244431. The cubic root of 155343063 is about 537.5645502429.

The spelling of 155343063 in words is "one hundred fifty-five million, three hundred forty-three thousand, sixty-three".