1023461021503 has 2 divisors, whose sum is σ = 1023461021504. Its totient is φ = 1023461021502.

The previous prime is 1023461021501. The next prime is 1023461021543. The reversal of 1023461021503 is 3051201643201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1023461021503 - 2¹ = 1023461021501 is a prime.

Together with 1023461021501, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1023461021501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511730510751 + 511730510752.

It is an arithmetic number, because the mean of its divisors is an integer number (511730510752).

Almost surely, 2^{1023461021503} is an apocalyptic number.

1023461021503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023461021503 is an equidigital number, since it uses as much as digits as its factorization.

1023461021503 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.

Adding to 1023461021503 its reverse (3051201643201), we get a palindrome (4074662664704).

The spelling of 1023461021503 in words is "one trillion, twenty-three billion, four hundred sixty-one million, twenty-one thousand, five hundred three".