1055903357 has 2 divisors, whose sum is σ = 1055903358. Its totient is φ = 1055903356.

The previous prime is 1055903333. The next prime is 1055903377. The reversal of 1055903357 is 7533095501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 740982841 + 314920516 = 27221^2 + 17746^2 .

It is a cyclic number.

It is not a de Polignac number, because 1055903357 - 2⁶ = 1055903293 is a prime.

It is a super-2 number, since 2×1055903357² = 2229863798647738898, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055903357.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1055903327) 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, 527951678 + 527951679.

It is an arithmetic number, because the mean of its divisors is an integer number (527951679).

Almost surely, 2^1055903357 is an apocalyptic number.

It is an amenable number.

1055903357 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055903357 is an equidigital number, since it uses as much as digits as its factorization.

1055903357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70875, while the sum is 38.

The square root of 1055903357 is about 32494.6665931503. Note that the first 3 decimals coincide. The cubic root of 1055903357 is about 1018.2976078522.

Adding to 1055903357 its reverse (7533095501), we get a palindrome (8588998858).

The spelling of 1055903357 in words is "one billion, fifty-five million, nine hundred three thousand, three hundred fifty-seven".