1873133 has 2 divisors, whose sum is σ = 1873134. Its totient is φ = 1873132.

The previous prime is 1873121. The next prime is 1873141. The reversal of 1873133 is 3313781.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1841449 + 31684 = 1357^2 + 178^2 .

It is a cyclic number.

It is not a de Polignac number, because 1873133 - 2¹⁰ = 1872109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1873163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 936566 + 936567.

It is an arithmetic number, because the mean of its divisors is an integer number (936567).

2^1873133 is an apocalyptic number.

It is an amenable number.

1873133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1873133 is an equidigital number, since it uses as much as digits as its factorization.

1873133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 26.

The square root of 1873133 is about 1368.6244919626. The cubic root of 1873133 is about 123.2696619650.

The spelling of 1873133 in words is "one million, eight hundred seventy-three thousand, one hundred thirty-three".