1055401203 has 8 divisors (see below), whose sum is σ = 1411727616. Its totient is φ = 701337800.

The previous prime is 1055401201. The next prime is 1055401229. The reversal of 1055401203 is 3021045501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1055401203 - 2¹ = 1055401201 is a prime.

It is a super-2 number, since 2×1055401203² = 2227743398587694418, 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 1055401203.

It is not an unprimeable number, because it can be changed into a prime (1055401201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564663 + ... + 566528.

It is an arithmetic number, because the mean of its divisors is an integer number (176465952).

Almost surely, 2^1055401203 is an apocalyptic number.

1055401203 is a deficient number, since it is larger than the sum of its proper divisors (356326413).

1055401203 is a wasteful number, since it uses less digits than its factorization.

1055401203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131505.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1055401203 is about 32486.9389601421. The cubic root of 1055401203 is about 1018.1361589550.

Adding to 1055401203 its reverse (3021045501), we get a palindrome (4076446704).

The spelling of 1055401203 in words is "one billion, fifty-five million, four hundred one thousand, two hundred three".