1055501203 has 2 divisors, whose sum is σ = 1055501204. Its totient is φ = 1055501202.

The previous prime is 1055501143. The next prime is 1055501261. The reversal of 1055501203 is 3021055501.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1055501203 is a prime.

It is a super-2 number, since 2×1055501203² = 2228165579068894418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1055501003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527750601 + 527750602.

It is an arithmetic number, because the mean of its divisors is an integer number (527750602).

Almost surely, 2^1055501203 is an apocalyptic number.

1055501203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055501203 is an equidigital number, since it uses as much as digits as its factorization.

1055501203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 1055501203 is about 32488.4780037477. The cubic root of 1055501203 is about 1018.1683143098.

Adding to 1055501203 its reverse (3021055501), we get a palindrome (4076556704).

The spelling of 1055501203 in words is "one billion, fifty-five million, five hundred one thousand, two hundred three".