146445479 has 2 divisors, whose sum is σ = 146445480. Its totient is φ = 146445478.

The previous prime is 146445433. The next prime is 146445491. The reversal of 146445479 is 974544641.

146445479 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 146445479 - 2¹⁶ = 146379943 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146445499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73222739 + 73222740.

It is an arithmetic number, because the mean of its divisors is an integer number (73222740).

Almost surely, 2^146445479 is an apocalyptic number.

146445479 is a deficient number, since it is larger than the sum of its proper divisors (1).

146445479 is an equidigital number, since it uses as much as digits as its factorization.

146445479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 44.

The square root of 146445479 is about 12101.4659855738. The cubic root of 146445479 is about 527.0987540379.

The spelling of 146445479 in words is "one hundred forty-six million, four hundred forty-five thousand, four hundred seventy-nine".