1333901 has 2 divisors, whose sum is σ = 1333902. Its totient is φ = 1333900.

The previous prime is 1333889. The next prime is 1333909. The reversal of 1333901 is 1093331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 763876 + 570025 = 874^2 + 755^2 .

It is an emirp because it is prime and its reverse (1093331) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1333901 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1333909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666950 + 666951.

It is an arithmetic number, because the mean of its divisors is an integer number (666951).

2^1333901 is an apocalyptic number.

It is an amenable number.

1333901 is a deficient number, since it is larger than the sum of its proper divisors (1).

1333901 is an equidigital number, since it uses as much as digits as its factorization.

1333901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243, while the sum is 20.

The square root of 1333901 is about 1154.9463190989. The cubic root of 1333901 is about 110.0798593639.

The spelling of 1333901 in words is "one million, three hundred thirty-three thousand, nine hundred one".