1326151 has 2 divisors, whose sum is σ = 1326152. Its totient is φ = 1326150.

The previous prime is 1326137. The next prime is 1326161. The reversal of 1326151 is 1516231.

It is a strong prime.

It is an emirp because it is prime and its reverse (1516231) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1326151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1326161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663075 + 663076.

It is an arithmetic number, because the mean of its divisors is an integer number (663076).

2^1326151 is an apocalyptic number.

1326151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1326151 is an equidigital number, since it uses as much as digits as its factorization.

1326151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 180, while the sum is 19.

The square root of 1326151 is about 1151.5862972439. The cubic root of 1326151 is about 109.8662561859.

The spelling of 1326151 in words is "one million, three hundred twenty-six thousand, one hundred fifty-one".