145723535 has 8 divisors (see below), whose sum is σ = 175191216. Its totient is φ = 116363520.

The previous prime is 145723531. The next prime is 145723537. The reversal of 145723535 is 535327541.

145723535 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 145723535 - 2² = 145723531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 145723495 and 145723504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145723531) 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, 23906 + ... + 29375.

It is an arithmetic number, because the mean of its divisors is an integer number (21898902).

Almost surely, 2^145723535 is an apocalyptic number.

145723535 is a deficient number, since it is larger than the sum of its proper divisors (29467681).

145723535 is an equidigital number, since it uses as much as digits as its factorization.

145723535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53833.

The product of its digits is 63000, while the sum is 35.

The square root of 145723535 is about 12071.6003495808. The cubic root of 145723535 is about 526.2311664939.

The spelling of 145723535 in words is "one hundred forty-five million, seven hundred twenty-three thousand, five hundred thirty-five".