1361959 has 2 divisors, whose sum is σ = 1361960. Its totient is φ = 1361958.

The previous prime is 1361957. The next prime is 1361963. The reversal of 1361959 is 9591631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1361959 - 2¹ = 1361957 is a prime.

Together with 1361957, it forms a pair of twin primes.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1361953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680979 + 680980.

It is an arithmetic number, because the mean of its divisors is an integer number (680980).

2^1361959 is an apocalyptic number.

1361959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1361959 is an equidigital number, since it uses as much as digits as its factorization.

1361959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7290, while the sum is 34.

The square root of 1361959 is about 1167.0299910456. The cubic root of 1361959 is about 110.8463366255.

The spelling of 1361959 in words is "one million, three hundred sixty-one thousand, nine hundred fifty-nine".