146357973 has 6 divisors (see below), whose sum is σ = 211405974. Its totient is φ = 97571976.

The previous prime is 146357927. The next prime is 146357999. The reversal of 146357973 is 379753641.

146357973 is a `hidden beast` number, since 1 + 4 + 6 + 3 + 579 + 73 = 666.

It can be written as a sum of positive squares in only one way, i.e., 95121009 + 51236964 = 9753^2 + 7158^2 .

It is not a de Polignac number, because 146357973 - 2¹⁰ = 146356949 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 (146357173) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8130990 + ... + 8131007.

It is an arithmetic number, because the mean of its divisors is an integer number (35234329).

Almost surely, 2^146357973 is an apocalyptic number.

It is an amenable number.

146357973 is a deficient number, since it is larger than the sum of its proper divisors (65048001).

146357973 is a wasteful number, since it uses less digits than its factorization.

146357973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16262003 (or 16262000 counting only the distinct ones).

The product of its digits is 476280, while the sum is 45.

The square root of 146357973 is about 12097.8499329426. The cubic root of 146357973 is about 526.9937468278.

The spelling of 146357973 in words is "one hundred forty-six million, three hundred fifty-seven thousand, nine hundred seventy-three".