146776361 has 2 divisors, whose sum is σ = 146776362. Its totient is φ = 146776360.

The previous prime is 146776327. The next prime is 146776367. The reversal of 146776361 is 163677641.

146776361 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 can be written as a sum of positive squares in only one way, i.e., 146773225 + 3136 = 12115^2 + 56^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146776361 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (146776367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73388180 + 73388181.

It is an arithmetic number, because the mean of its divisors is an integer number (73388181).

Almost surely, 2^146776361 is an apocalyptic number.

It is an amenable number.

146776361 is a deficient number, since it is larger than the sum of its proper divisors (1).

146776361 is an equidigital number, since it uses as much as digits as its factorization.

146776361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 41.

The square root of 146776361 is about 12115.1294256397. The cubic root of 146776361 is about 527.4954347740.

The spelling of 146776361 in words is "one hundred forty-six million, seven hundred seventy-six thousand, three hundred sixty-one".