1401113233 has 4 divisors (see below), whose sum is σ = 1508891188. Its totient is φ = 1293335280.

The previous prime is 1401113227. The next prime is 1401113243. The reversal of 1401113233 is 3323111041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 611671824 + 789441409 = 24732^2 + 28097^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1401113233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1401113233.

It is not an unprimeable number, because it can be changed into a prime (1401113243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53888958 + ... + 53888983.

It is an arithmetic number, because the mean of its divisors is an integer number (377222797).

Almost surely, 2^1401113233 is an apocalyptic number.

1401113233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1401113233 is a deficient number, since it is larger than the sum of its proper divisors (107777955).

1401113233 is a wasteful number, since it uses less digits than its factorization.

1401113233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107777954.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1401113233 is about 37431.4471133564. The cubic root of 1401113233 is about 1118.9853781535.

Adding to 1401113233 its reverse (3323111041), we get a palindrome (4724224274).

The spelling of 1401113233 in words is "one billion, four hundred one million, one hundred thirteen thousand, two hundred thirty-three".