1055323203 has 16 divisors (see below), whose sum is σ = 1535581056. Its totient is φ = 639354240.

The previous prime is 1055323189. The next prime is 1055323207. The reversal of 1055323203 is 3023235501.

It is a happy number.

It is not a de Polignac number, because 1055323203 - 2²⁵ = 1021768771 is a prime.

It is a super-2 number, since 2×1055323203² = 2227414125580358418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1055323207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136251 + ... + 143787.

It is an arithmetic number, because the mean of its divisors is an integer number (95973816).

Almost surely, 2^1055323203 is an apocalyptic number.

1055323203 is a deficient number, since it is larger than the sum of its proper divisors (480257853).

1055323203 is a wasteful number, since it uses less digits than its factorization.

1055323203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11794.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 1055323203 is about 32485.7384555131. The cubic root of 1055323203 is about 1018.1110763682. Note that the first 3 decimals are identical.

Adding to 1055323203 its reverse (3023235501), we get a palindrome (4078558704).

The spelling of 1055323203 in words is "one billion, fifty-five million, three hundred twenty-three thousand, two hundred three".