1351069 has 2 divisors, whose sum is σ = 1351070. Its totient is φ = 1351068.

The previous prime is 1351061. The next prime is 1351079. The reversal of 1351069 is 9601531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1026169 + 324900 = 1013^2 + 570^2 .

It is an emirp because it is prime and its reverse (9601531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1351069 - 2³ = 1351061 is a prime.

It is a super-2 number, since 2×1351069² = 3650774885522, which contains 22 as substring.

It is an Ulam number.

1351069 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1351061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675534 + 675535.

It is an arithmetic number, because the mean of its divisors is an integer number (675535).

2^1351069 is an apocalyptic number.

It is an amenable number.

1351069 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351069 is an equidigital number, since it uses as much as digits as its factorization.

1351069 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 1351069 is about 1162.3549371857. The cubic root of 1351069 is about 110.5501093343.

The spelling of 1351069 in words is "one million, three hundred fifty-one thousand, sixty-nine".