1355420001 has 32 divisors (see below), whose sum is σ = 2006652928. Its totient is φ = 808392960.

The previous prime is 1355419973. The next prime is 1355420057. The reversal of 1355420001 is 1000245531.

It is not a de Polignac number, because 1355420001 - 2⁷ = 1355419873 is a prime.

It is a super-2 number, since 2×1355420001² = 3674326758221680002, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1355420001.

It is not an unprimeable number, because it can be changed into a prime (1355420701) 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 31 ways as a sum of consecutive naturals, for example, 398016 + ... + 401406.

It is an arithmetic number, because the mean of its divisors is an integer number (62707904).

Almost surely, 2^1355420001 is an apocalyptic number.

It is an amenable number.

1355420001 is a deficient number, since it is larger than the sum of its proper divisors (651232927).

1355420001 is a wasteful number, since it uses less digits than its factorization.

1355420001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3721.

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

The square root of 1355420001 is about 36816.0291313444. The cubic root of 1355420001 is about 1106.6865452934.

Adding to 1355420001 its reverse (1000245531), we get a palindrome (2355665532).

The spelling of 1355420001 in words is "one billion, three hundred fifty-five million, four hundred twenty thousand, one".