145683357 has 8 divisors (see below), whose sum is σ = 202689984. Its totient is φ = 92899488.

The previous prime is 145683341. The next prime is 145683359. The reversal of 145683357 is 753386541.

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

It is not a de Polignac number, because 145683357 - 2⁴ = 145683341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145683359) 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, 1055608 + ... + 1055745.

It is an arithmetic number, because the mean of its divisors is an integer number (25336248).

Almost surely, 2^145683357 is an apocalyptic number.

It is an amenable number.

145683357 is a deficient number, since it is larger than the sum of its proper divisors (57006627).

145683357 is a wasteful number, since it uses less digits than its factorization.

145683357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111379.

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

The square root of 145683357 is about 12069.9360810238. The cubic root of 145683357 is about 526.1827989710.

The spelling of 145683357 in words is "one hundred forty-five million, six hundred eighty-three thousand, three hundred fifty-seven".