1068249251 has 2 divisors, whose sum is σ = 1068249252. Its totient is φ = 1068249250.

The previous prime is 1068249241. The next prime is 1068249257. The reversal of 1068249251 is 1529428601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1068249251 - 2⁶ = 1068249187 is a prime.

It is a super-2 number, since 2×1068249251² = 2282312924524122002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1068249257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534124625 + 534124626.

It is an arithmetic number, because the mean of its divisors is an integer number (534124626).

Almost surely, 2^1068249251 is an apocalyptic number.

1068249251 is a deficient number, since it is larger than the sum of its proper divisors (1).

1068249251 is an equidigital number, since it uses as much as digits as its factorization.

1068249251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 1068249251 is about 32684.0825326335. The cubic root of 1068249251 is about 1022.2509723671.

The spelling of 1068249251 in words is "one billion, sixty-eight million, two hundred forty-nine thousand, two hundred fifty-one".