146057479 has 2 divisors, whose sum is σ = 146057480. Its totient is φ = 146057478.

The previous prime is 146057473. The next prime is 146057497. The reversal of 146057479 is 974750641.

Together with next prime (146057497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146057479 - 2¹¹ = 146055431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146057473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73028739 + 73028740.

It is an arithmetic number, because the mean of its divisors is an integer number (73028740).

Almost surely, 2^146057479 is an apocalyptic number.

146057479 is a deficient number, since it is larger than the sum of its proper divisors (1).

146057479 is an equidigital number, since it uses as much as digits as its factorization.

146057479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 146057479 is about 12085.4242374854. The cubic root of 146057479 is about 526.6328350235.

The spelling of 146057479 in words is "one hundred forty-six million, fifty-seven thousand, four hundred seventy-nine".