1055520503 has 2 divisors, whose sum is σ = 1055520504. Its totient is φ = 1055520502.

The previous prime is 1055520469. The next prime is 1055520533. The reversal of 1055520503 is 3050255501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1055520503 - 2⁸ = 1055520247 is a prime.

It is a super-2 number, since 2×1055520503² = 2228247064506746018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1055520533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527760251 + 527760252.

It is an arithmetic number, because the mean of its divisors is an integer number (527760252).

Almost surely, 2^1055520503 is an apocalyptic number.

1055520503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055520503 is an equidigital number, since it uses as much as digits as its factorization.

1055520503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 1055520503 is about 32488.7750307702. The cubic root of 1055520503 is about 1018.1745200594.

The spelling of 1055520503 in words is "one billion, fifty-five million, five hundred twenty thousand, five hundred three".