1355542203 has 8 divisors (see below), whose sum is σ = 1823971600. Its totient is φ = 895403808.

The previous prime is 1355542189. The next prime is 1355542207. The reversal of 1355542203 is 3022455531.

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

It is not a de Polignac number, because 1355542203 - 2⁵ = 1355542171 is a prime.

It is a super-2 number, since 2×1355542203² = 3674989328228186418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1355542207) 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 7 ways as a sum of consecutive naturals, for example, 2072368 + ... + 2073021.

It is an arithmetic number, because the mean of its divisors is an integer number (227996450).

Almost surely, 2^1355542203 is an apocalyptic number.

1355542203 is a deficient number, since it is larger than the sum of its proper divisors (468429397).

1355542203 is a wasteful number, since it uses less digits than its factorization.

1355542203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4145501.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 1355542203 is about 36817.6887243075. The cubic root of 1355542203 is about 1106.7198031876.

Adding to 1355542203 its reverse (3022455531), we get a palindrome (4377997734).

The spelling of 1355542203 in words is "one billion, three hundred fifty-five million, five hundred forty-two thousand, two hundred three".