1355234201 has 4 divisors (see below), whose sum is σ = 1355600400. Its totient is φ = 1354868004.

The previous prime is 1355234191. The next prime is 1355234207. The reversal of 1355234201 is 1024325531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1355234201 - 2¹⁸ = 1354972057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1355234207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177491 + ... + 184968.

It is an arithmetic number, because the mean of its divisors is an integer number (338900100).

Almost surely, 2^1355234201 is an apocalyptic number.

It is an amenable number.

1355234201 is a deficient number, since it is larger than the sum of its proper divisors (366199).

1355234201 is an equidigital number, since it uses as much as digits as its factorization.

1355234201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366198.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1355234201 is about 36813.5056874512. The cubic root of 1355234201 is about 1106.6359750504.

Adding to 1355234201 its reverse (1024325531), we get a palindrome (2379559732).

The spelling of 1355234201 in words is "one billion, three hundred fifty-five million, two hundred thirty-four thousand, two hundred one".