155506354 has 8 divisors (see below), whose sum is σ = 240784128. Its totient is φ = 75244980.

The previous prime is 155506349. The next prime is 155506391. The reversal of 155506354 is 453605551.

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

It is a super-2 number, since 2×155506354² = 48364452268746632, which contains 22 as substring.

It is an unprimeable number.

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, 1254022 + ... + 1254145.

It is an arithmetic number, because the mean of its divisors is an integer number (30098016).

Almost surely, 2^155506354 is an apocalyptic number.

155506354 is a deficient number, since it is larger than the sum of its proper divisors (85277774).

155506354 is a wasteful number, since it uses less digits than its factorization.

155506354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2508200.

The product of its (nonzero) digits is 45000, while the sum is 34.

The square root of 155506354 is about 12470.2186829261. The cubic root of 155506354 is about 537.7528404105.

It can be divided in two parts, 15550 and 6354, that added together give a square (21904 = 148²).

The spelling of 155506354 in words is "one hundred fifty-five million, five hundred six thousand, three hundred fifty-four".