1010645651 has 2 divisors, whose sum is σ = 1010645652. Its totient is φ = 1010645650.

The previous prime is 1010645627. The next prime is 1010645681. The reversal of 1010645651 is 1565460101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1010645651 - 2¹⁴ = 1010629267 is a prime.

It is not a weakly prime, because it can be changed into another prime (1010645681) 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, 505322825 + 505322826.

It is an arithmetic number, because the mean of its divisors is an integer number (505322826).

Almost surely, 2^1010645651 is an apocalyptic number.

1010645651 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010645651 is an equidigital number, since it uses as much as digits as its factorization.

1010645651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 1010645651 is about 31790.6535164032. The cubic root of 1010645651 is about 1003.5360320729.

The spelling of 1010645651 in words is "one billion, ten million, six hundred forty-five thousand, six hundred fifty-one".