1356371 has 2 divisors, whose sum is σ = 1356372. Its totient is φ = 1356370.

The previous prime is 1356337. The next prime is 1356389. The reversal of 1356371 is 1736531.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1736531) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1356371 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1356371.

It is not a weakly prime, because it can be changed into another prime (1356331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678185 + 678186.

It is an arithmetic number, because the mean of its divisors is an integer number (678186).

2^1356371 is an apocalyptic number.

1356371 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356371 is an equidigital number, since it uses as much as digits as its factorization.

1356371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1890, while the sum is 26.

The square root of 1356371 is about 1164.6334187202. The cubic root of 1356371 is about 110.6945311764.

The spelling of 1356371 in words is "one million, three hundred fifty-six thousand, three hundred seventy-one".