145553343 has 16 divisors (see below), whose sum is σ = 209217120. Its totient is φ = 89478144.

The previous prime is 145553341. The next prime is 145553347. The reversal of 145553343 is 343355541.

It is not a de Polignac number, because 145553343 - 2¹ = 145553341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145553341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67303 + ... + 69431.

It is an arithmetic number, because the mean of its divisors is an integer number (13076070).

Almost surely, 2^145553343 is an apocalyptic number.

145553343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

145553343 is a deficient number, since it is larger than the sum of its proper divisors (63663777).

145553343 is a wasteful number, since it uses less digits than its factorization.

145553343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3898.

The product of its digits is 54000, while the sum is 33.

The square root of 145553343 is about 12064.5490176799. The cubic root of 145553343 is about 526.0262231092.

The spelling of 145553343 in words is "one hundred forty-five million, five hundred fifty-three thousand, three hundred forty-three".