1355344001 has 4 divisors (see below), whose sum is σ = 1478557104. Its totient is φ = 1232130900.

The previous prime is 1355343973. The next prime is 1355344013. The reversal of 1355344001 is 1004435531.

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 de Polignac number, because none of the positive numbers 2^k-1355344001 is a prime.

It is a super-2 number, since 2×1355344001² = 3673914722093376002, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1355344031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61606535 + ... + 61606556.

It is an arithmetic number, because the mean of its divisors is an integer number (369639276).

Almost surely, 2^1355344001 is an apocalyptic number.

1355344001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1355344001 is a deficient number, since it is larger than the sum of its proper divisors (123213103).

1355344001 is a wasteful number, since it uses less digits than its factorization.

1355344001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123213102.

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

The square root of 1355344001 is about 36814.9969577617. The cubic root of 1355344001 is about 1106.6658604996.

Adding to 1355344001 its reverse (1004435531), we get a palindrome (2359779532).

The spelling of 1355344001 in words is "one billion, three hundred fifty-five million, three hundred forty-four thousand, one".