1401336255 has 32 divisors (see below), whose sum is σ = 2498024448. Its totient is φ = 664976000.

The previous prime is 1401336247. The next prime is 1401336257. The reversal of 1401336255 is 5526331041.

It is not a de Polignac number, because 1401336255 - 2³ = 1401336247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401336257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82596 + ... + 98105.

It is an arithmetic number, because the mean of its divisors is an integer number (78063264).

Almost surely, 2^1401336255 is an apocalyptic number.

1401336255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1401336255 is a deficient number, since it is larger than the sum of its proper divisors (1096688193).

1401336255 is a wasteful number, since it uses less digits than its factorization.

1401336255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180767.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 1401336255 is about 37434.4260674583. The cubic root of 1401336255 is about 1119.0447464499.

Adding to 1401336255 its reverse (5526331041), we get a palindrome (6927667296).

The spelling of 1401336255 in words is "one billion, four hundred one million, three hundred thirty-six thousand, two hundred fifty-five".