1030642651 has 2 divisors, whose sum is σ = 1030642652. Its totient is φ = 1030642650.

The previous prime is 1030642637. The next prime is 1030642661. The reversal of 1030642651 is 1562460301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1030642651 - 2⁹ = 1030642139 is a prime.

It is not a weakly prime, because it can be changed into another prime (1030642661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515321325 + 515321326.

It is an arithmetic number, because the mean of its divisors is an integer number (515321326).

Almost surely, 2^1030642651 is an apocalyptic number.

1030642651 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030642651 is an equidigital number, since it uses as much as digits as its factorization.

1030642651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1030642651 is about 32103.6236428226. The cubic root of 1030642651 is about 1010.1116273708. Note that the first 3 decimals are identical.

The spelling of 1030642651 in words is "one billion, thirty million, six hundred forty-two thousand, six hundred fifty-one".