1053515103503 has 2 divisors, whose sum is σ = 1053515103504. Its totient is φ = 1053515103502.

The previous prime is 1053515103481. The next prime is 1053515103521. The reversal of 1053515103503 is 3053015153501.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1053515103503 - 2¹⁸ = 1053514841359 is a prime.

It is a super-2 number, since 2×1053515103503² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1053515103503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1053515103703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526757551751 + 526757551752.

It is an arithmetic number, because the mean of its divisors is an integer number (526757551752).

Almost surely, 2^{1053515103503} is an apocalyptic number.

1053515103503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053515103503 is an equidigital number, since it uses as much as digits as its factorization.

1053515103503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16875, while the sum is 32.

The spelling of 1053515103503 in words is "one trillion, fifty-three billion, five hundred fifteen million, one hundred three thousand, five hundred three".