146057137 has 4 divisors (see below), whose sum is σ = 151093620. Its totient is φ = 141020656.

The previous prime is 146057083. The next prime is 146057143. The reversal of 146057137 is 731750641.

146057137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 39740416 + 106316721 = 6304^2 + 10311^2 .

It is a cyclic number.

It is not a de Polignac number, because 146057137 - 2²⁷ = 11839409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146057147) 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, 2518198 + ... + 2518255.

It is an arithmetic number, because the mean of its divisors is an integer number (37773405).

Almost surely, 2^146057137 is an apocalyptic number.

It is an amenable number.

146057137 is a deficient number, since it is larger than the sum of its proper divisors (5036483).

146057137 is an equidigital number, since it uses as much as digits as its factorization.

146057137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5036482.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 146057137 is about 12085.4100882014. The cubic root of 146057137 is about 526.6324239785.

The spelling of 146057137 in words is "one hundred forty-six million, fifty-seven thousand, one hundred thirty-seven".