146074813 has 2 divisors, whose sum is σ = 146074814. Its totient is φ = 146074812.

The previous prime is 146074787. The next prime is 146074823. The reversal of 146074813 is 318470641.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130919364 + 15155449 = 11442^2 + 3893^2 .

It is a cyclic number.

It is not a de Polignac number, because 146074813 - 2⁵ = 146074781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146074823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73037406 + 73037407.

It is an arithmetic number, because the mean of its divisors is an integer number (73037407).

Almost surely, 2^146074813 is an apocalyptic number.

It is an amenable number.

146074813 is a deficient number, since it is larger than the sum of its proper divisors (1).

146074813 is an equidigital number, since it uses as much as digits as its factorization.

146074813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 146074813 is about 12086.1413610796. The cubic root of 146074813 is about 526.6536676722.

The spelling of 146074813 in words is "one hundred forty-six million, seventy-four thousand, eight hundred thirteen".