145551346 has 8 divisors (see below), whose sum is σ = 218700720. Its totient is φ = 72651108.

The previous prime is 145551323. The next prime is 145551347. The reversal of 145551346 is 643155541.

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

It is not an unprimeable number, because it can be changed into a prime (145551347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60816 + ... + 63163.

It is an arithmetic number, because the mean of its divisors is an integer number (27337590).

Almost surely, 2^145551346 is an apocalyptic number.

145551346 is a deficient number, since it is larger than the sum of its proper divisors (73149374).

145551346 is a wasteful number, since it uses less digits than its factorization.

145551346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124568.

The product of its digits is 36000, while the sum is 34.

The square root of 145551346 is about 12064.4662542526. The cubic root of 145551346 is about 526.0238173951.

The spelling of 145551346 in words is "one hundred forty-five million, five hundred fifty-one thousand, three hundred forty-six".