145674213 has 8 divisors (see below), whose sum is σ = 196572768. Its totient is φ = 95945904.

The previous prime is 145674209. The next prime is 145674223. The reversal of 145674213 is 312476541.

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

It is not a de Polignac number, because 145674213 - 2² = 145674209 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145674223) 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 7 ways as a sum of consecutive naturals, for example, 292270 + ... + 292767.

It is an arithmetic number, because the mean of its divisors is an integer number (24571596).

Almost surely, 2^145674213 is an apocalyptic number.

It is an amenable number.

145674213 is a deficient number, since it is larger than the sum of its proper divisors (50898555).

145674213 is an equidigital number, since it uses as much as digits as its factorization.

145674213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585123.

The product of its digits is 20160, while the sum is 33.

The square root of 145674213 is about 12069.5572826844. The cubic root of 145674213 is about 526.1717898979.

The spelling of 145674213 in words is "one hundred forty-five million, six hundred seventy-four thousand, two hundred thirteen".