1053456203 has 4 divisors (see below), whose sum is σ = 1054372608. Its totient is φ = 1052539800.

The previous prime is 1053456199. The next prime is 1053456241. The reversal of 1053456203 is 3026543501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1053456203 - 2² = 1053456199 is a prime.

It is a super-2 number, since 2×1053456203² = 2219539943278354418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1053456253) 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 in 3 ways as a sum of consecutive naturals, for example, 456476 + ... + 458777.

It is an arithmetic number, because the mean of its divisors is an integer number (263593152).

Almost surely, 2^1053456203 is an apocalyptic number.

1053456203 is a deficient number, since it is larger than the sum of its proper divisors (916405).

1053456203 is an equidigital number, since it uses as much as digits as its factorization.

1053456203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916404.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 1053456203 is about 32456.9900483702. The cubic root of 1053456203 is about 1017.5103329487.

Adding to 1053456203 its reverse (3026543501), we get a palindrome (4079999704).

The spelling of 1053456203 in words is "one billion, fifty-three million, four hundred fifty-six thousand, two hundred three".