146200457 has 4 divisors (see below), whose sum is σ = 157446660. Its totient is φ = 134954256.

The previous prime is 146200451. The next prime is 146200463. The reversal of 146200457 is 754002641.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (146200451) and next prime (146200463).

It can be written as a sum of positive squares in 2 ways, for example, as 29474041 + 116726416 = 5429^2 + 10804^2 .

It is a cyclic number.

It is not a de Polignac number, because 146200457 - 2¹⁶ = 146134921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146200451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5623082 + ... + 5623107.

It is an arithmetic number, because the mean of its divisors is an integer number (39361665).

Almost surely, 2^146200457 is an apocalyptic number.

It is an amenable number.

146200457 is a deficient number, since it is larger than the sum of its proper divisors (11246203).

146200457 is a wasteful number, since it uses less digits than its factorization.

146200457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11246202.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 146200457 is about 12091.3380979940. The cubic root of 146200457 is about 526.8046220797.

The spelling of 146200457 in words is "one hundred forty-six million, two hundred thousand, four hundred fifty-seven".