1030621401263 has 2 divisors, whose sum is σ = 1030621401264. Its totient is φ = 1030621401262.

The previous prime is 1030621401157. The next prime is 1030621401269. The reversal of 1030621401263 is 3621041260301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1030621401263 - 2¹⁶ = 1030621335727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1030621401269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515310700631 + 515310700632.

It is an arithmetic number, because the mean of its divisors is an integer number (515310700632).

Almost surely, 2^{1030621401263} is an apocalyptic number.

1030621401263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030621401263 is an equidigital number, since it uses as much as digits as its factorization.

1030621401263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 1030621401263 its reverse (3621041260301), we get a palindrome (4651662661564).

The spelling of 1030621401263 in words is "one trillion, thirty billion, six hundred twenty-one million, four hundred one thousand, two hundred sixty-three".