675405251 has 2 divisors, whose sum is σ = 675405252. Its totient is φ = 675405250.

The previous prime is 675405233. The next prime is 675405317. The reversal of 675405251 is 152504576.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 675405251 - 2⁶ = 675405187 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (675405851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337702625 + 337702626.

It is an arithmetic number, because the mean of its divisors is an integer number (337702626).

Almost surely, 2^675405251 is an apocalyptic number.

675405251 is a deficient number, since it is larger than the sum of its proper divisors (1).

675405251 is an equidigital number, since it uses as much as digits as its factorization.

675405251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 675405251 is about 25988.5600024318. The cubic root of 675405251 is about 877.3808361383.

The spelling of 675405251 in words is "six hundred seventy-five million, four hundred five thousand, two hundred fifty-one".