145701273 has 8 divisors (see below), whose sum is σ = 194389888. Its totient is φ = 97073424.

The previous prime is 145701263. The next prime is 145701313. The reversal of 145701273 is 372107541.

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

It is not a de Polignac number, because 145701273 - 2¹² = 145697177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 145701273.

It is not an unprimeable number, because it can be changed into a prime (145701263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9265 + ... + 19422.

It is an arithmetic number, because the mean of its divisors is an integer number (24298736).

Almost surely, 2^145701273 is an apocalyptic number.

It is an amenable number.

145701273 is a deficient number, since it is larger than the sum of its proper divisors (48688615).

145701273 is a wasteful number, since it uses less digits than its factorization.

145701273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30383.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 145701273 is about 12070.6782328086. The cubic root of 145701273 is about 526.2043679061.

The spelling of 145701273 in words is "one hundred forty-five million, seven hundred one thousand, two hundred seventy-three".