976531223 has 2 divisors, whose sum is σ = 976531224. Its totient is φ = 976531222.

The previous prime is 976531141. The next prime is 976531253. The reversal of 976531223 is 322135679.

It is a strong prime.

It is an emirp because it is prime and its reverse (322135679) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 976531223 - 2¹² = 976527127 is a prime.

It is a super-2 number, since 2×976531223² = 1907226458987751458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (976531253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 488265611 + 488265612.

It is an arithmetic number, because the mean of its divisors is an integer number (488265612).

Almost surely, 2^976531223 is an apocalyptic number.

976531223 is a deficient number, since it is larger than the sum of its proper divisors (1).

976531223 is an equidigital number, since it uses as much as digits as its factorization.

976531223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 38.

The square root of 976531223 is about 31249.4995639930. The cubic root of 976531223 is about 992.1150655499.

The spelling of 976531223 in words is "nine hundred seventy-six million, five hundred thirty-one thousand, two hundred twenty-three".