674525963 has 2 divisors, whose sum is σ = 674525964. Its totient is φ = 674525962.

The previous prime is 674525959. The next prime is 674525981. The reversal of 674525963 is 369525476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 674525963 - 2² = 674525959 is a prime.

It is a super-2 number, since 2×674525963² = 909970549522154738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (674525933) 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, 337262981 + 337262982.

It is an arithmetic number, because the mean of its divisors is an integer number (337262982).

Almost surely, 2^674525963 is an apocalyptic number.

674525963 is a deficient number, since it is larger than the sum of its proper divisors (1).

674525963 is an equidigital number, since it uses as much as digits as its factorization.

674525963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1360800, while the sum is 47.

The square root of 674525963 is about 25971.6376649606. The cubic root of 674525963 is about 876.9999263236. Note that the first 4 decimals are identical.

The spelling of 674525963 in words is "six hundred seventy-four million, five hundred twenty-five thousand, nine hundred sixty-three".