155343155 has 8 divisors (see below), whose sum is σ = 203358384. Its totient is φ = 112976800.

The previous prime is 155343143. The next prime is 155343187. The reversal of 155343155 is 551343551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 155343155 - 2⁶ = 155343091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1412156 + ... + 1412265.

It is an arithmetic number, because the mean of its divisors is an integer number (25419798).

Almost surely, 2^155343155 is an apocalyptic number.

155343155 is a deficient number, since it is larger than the sum of its proper divisors (48015229).

155343155 is a wasteful number, since it uses less digits than its factorization.

155343155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2824437.

The product of its digits is 22500, while the sum is 32.

The square root of 155343155 is about 12463.6734151694. The cubic root of 155343155 is about 537.5646563649.

The spelling of 155343155 in words is "one hundred fifty-five million, three hundred forty-three thousand, one hundred fifty-five".