146127457 has 6 divisors (see below), whose sum is σ = 169985058. Its totient is φ = 125252064.

The previous prime is 146127407. The next prime is 146127463. The reversal of 146127457 is 754721641.

146127457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 106172416 + 39955041 = 10304^2 + 6321^2 .

It is not a de Polignac number, because 146127457 - 2⁷ = 146127329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146127407) 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, 1491048 + ... + 1491145.

It is an arithmetic number, because the mean of its divisors is an integer number (28330843).

Almost surely, 2^146127457 is an apocalyptic number.

It is an amenable number.

146127457 is a deficient number, since it is larger than the sum of its proper divisors (23857601).

146127457 is an equidigital number, since it uses as much as digits as its factorization.

146127457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2982207 (or 2982200 counting only the distinct ones).

The product of its digits is 47040, while the sum is 37.

The square root of 146127457 is about 12088.3190311970. The cubic root of 146127457 is about 526.7169270965.

The spelling of 146127457 in words is "one hundred forty-six million, one hundred twenty-seven thousand, four hundred fifty-seven".