976228133 has 2 divisors, whose sum is σ = 976228134. Its totient is φ = 976228132.

The previous prime is 976228103. The next prime is 976228153. The reversal of 976228133 is 331822679.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 525005569 + 451222564 = 22913^2 + 21242^2 .

It is a cyclic number.

It is not a de Polignac number, because 976228133 - 2⁶ = 976228069 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (976228103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 488114066 + 488114067.

It is an arithmetic number, because the mean of its divisors is an integer number (488114067).

Almost surely, 2^976228133 is an apocalyptic number.

It is an amenable number.

976228133 is a deficient number, since it is larger than the sum of its proper divisors (1).

976228133 is an equidigital number, since it uses as much as digits as its factorization.

976228133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 41.

The square root of 976228133 is about 31244.6496699835. The cubic root of 976228133 is about 992.0124126552.

The spelling of 976228133 in words is "nine hundred seventy-six million, two hundred twenty-eight thousand, one hundred thirty-three".