146415793 has 2 divisors, whose sum is σ = 146415794. Its totient is φ = 146415792.

The previous prime is 146415749. The next prime is 146415803. The reversal of 146415793 is 397514641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113891584 + 32524209 = 10672^2 + 5703^2 .

It is an emirp because it is prime and its reverse (397514641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146415793 - 2²¹ = 144318641 is a prime.

It is not a weakly prime, because it can be changed into another prime (146415743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73207896 + 73207897.

It is an arithmetic number, because the mean of its divisors is an integer number (73207897).

Almost surely, 2^146415793 is an apocalyptic number.

It is an amenable number.

146415793 is a deficient number, since it is larger than the sum of its proper divisors (1).

146415793 is an equidigital number, since it uses as much as digits as its factorization.

146415793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 40.

The square root of 146415793 is about 12100.2393777974. The cubic root of 146415793 is about 527.0631355239.

The spelling of 146415793 in words is "one hundred forty-six million, four hundred fifteen thousand, seven hundred ninety-three".