1010646503 has 2 divisors, whose sum is σ = 1010646504. Its totient is φ = 1010646502.

The previous prime is 1010646479. The next prime is 1010646509. The reversal of 1010646503 is 3056460101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1010646503 - 2¹² = 1010642407 is a prime.

It is a super-2 number, since 2×1010646503² = 2042812708052258018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010646509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505323251 + 505323252.

It is an arithmetic number, because the mean of its divisors is an integer number (505323252).

Almost surely, 2^1010646503 is an apocalyptic number.

1010646503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010646503 is an equidigital number, since it uses as much as digits as its factorization.

1010646503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1010646503 is about 31790.6669165653. Note that the first 3 decimals coincide. The cubic root of 1010646503 is about 1003.5363140750.

The spelling of 1010646503 in words is "one billion, ten million, six hundred forty-six thousand, five hundred three".