1350961 has 2 divisors, whose sum is σ = 1350962. Its totient is φ = 1350960.

The previous prime is 1350959. The next prime is 1350977. The reversal of 1350961 is 1690531.

1350961 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1081600 + 269361 = 1040^2 + 519^2 .

It is a cyclic number.

It is not a de Polignac number, because 1350961 - 2¹ = 1350959 is a prime.

Together with 1350959, it forms a pair of twin primes.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (1350911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675480 + 675481.

It is an arithmetic number, because the mean of its divisors is an integer number (675481).

2^1350961 is an apocalyptic number.

It is an amenable number.

1350961 is a deficient number, since it is larger than the sum of its proper divisors (1).

1350961 is an equidigital number, since it uses as much as digits as its factorization.

1350961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 1350961 is about 1162.3084788472. The cubic root of 1350961 is about 110.5471635854.

The spelling of 1350961 in words is "one million, three hundred fifty thousand, nine hundred sixty-one".