145447935 has 8 divisors (see below), whose sum is σ = 232716720. Its totient is φ = 77572224.

The previous prime is 145447919. The next prime is 145447949. The reversal of 145447935 is 539744541.

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

It is not a de Polignac number, because 145447935 - 2⁴ = 145447919 is a prime.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4848250 + ... + 4848279.

It is an arithmetic number, because the mean of its divisors is an integer number (29089590).

Almost surely, 2^145447935 is an apocalyptic number.

145447935 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145447935 is a deficient number, since it is larger than the sum of its proper divisors (87268785).

145447935 is an equidigital number, since it uses as much as digits as its factorization.

145447935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9696537.

The product of its digits is 302400, while the sum is 42.

The square root of 145447935 is about 12060.1797250290. The cubic root of 145447935 is about 525.8992117992.

The spelling of 145447935 in words is "one hundred forty-five million, four hundred forty-seven thousand, nine hundred thirty-five".