1401202133 has 4 divisors (see below), whose sum is σ = 1401805068. Its totient is φ = 1400599200.

The previous prime is 1401202123. The next prime is 1401202141. The reversal of 1401202133 is 3312021041.

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 910047889 + 491154244 = 30167^2 + 22162^2 .

It is a cyclic number.

It is not a de Polignac number, because 1401202133 - 2¹² = 1401198037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401202123) 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, 297968 + ... + 302633.

It is an arithmetic number, because the mean of its divisors is an integer number (350451267).

Almost surely, 2^1401202133 is an apocalyptic number.

It is an amenable number.

1401202133 is a deficient number, since it is larger than the sum of its proper divisors (602935).

1401202133 is an equidigital number, since it uses as much as digits as its factorization.

1401202133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602934.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1401202133 is about 37432.6345987028. The cubic root of 1401202133 is about 1119.0090440248.

Adding to 1401202133 its reverse (3312021041), we get a palindrome (4713223174).

The spelling of 1401202133 in words is "one billion, four hundred one million, two hundred two thousand, one hundred thirty-three".