145784753 has 8 divisors (see below), whose sum is σ = 146926176. Its totient is φ = 144648000.

The previous prime is 145784731. The next prime is 145784801. The reversal of 145784753 is 357487541.

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

It is a cyclic number.

It is not a de Polignac number, because 145784753 - 2⁸ = 145784497 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (145784453) 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, 83750 + ... + 85472.

It is an arithmetic number, because the mean of its divisors is an integer number (18365772).

Almost surely, 2^145784753 is an apocalyptic number.

It is an amenable number.

145784753 is a deficient number, since it is larger than the sum of its proper divisors (1141423).

145784753 is a wasteful number, since it uses less digits than its factorization.

145784753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2335.

The product of its digits is 470400, while the sum is 44.

The square root of 145784753 is about 12074.1357040577. The cubic root of 145784753 is about 526.3048455316.

The spelling of 145784753 in words is "one hundred forty-five million, seven hundred eighty-four thousand, seven hundred fifty-three".