1374533 has 2 divisors, whose sum is σ = 1374534. Its totient is φ = 1374532.

The previous prime is 1374511. The next prime is 1374539. The reversal of 1374533 is 3354731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1249924 + 124609 = 1118^2 + 353^2 .

It is a cyclic number.

It is not a de Polignac number, because 1374533 - 2⁸ = 1374277 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1374539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687266 + 687267.

It is an arithmetic number, because the mean of its divisors is an integer number (687267).

2^1374533 is an apocalyptic number.

It is an amenable number.

1374533 is a deficient number, since it is larger than the sum of its proper divisors (1).

1374533 is an equidigital number, since it uses as much as digits as its factorization.

1374533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 26.

The square root of 1374533 is about 1172.4047935760. The cubic root of 1374533 is about 111.1864140278.

The spelling of 1374533 in words is "one million, three hundred seventy-four thousand, five hundred thirty-three".