2135369 has 2 divisors, whose sum is σ = 2135370. Its totient is φ = 2135368.

The previous prime is 2135347. The next prime is 2135383. The reversal of 2135369 is 9635312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1923769 + 211600 = 1387^2 + 460^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2135369 is a prime.

It is a super-2 number, since 2×2135369² = 9119601532322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2135669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067684 + 1067685.

It is an arithmetic number, because the mean of its divisors is an integer number (1067685).

2^2135369 is an apocalyptic number.

It is an amenable number.

2135369 is a deficient number, since it is larger than the sum of its proper divisors (1).

2135369 is an equidigital number, since it uses as much as digits as its factorization.

2135369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4860, while the sum is 29.

The square root of 2135369 is about 1461.2901833654. The cubic root of 2135369 is about 128.7728510671.

The spelling of 2135369 in words is "two million, one hundred thirty-five thousand, three hundred sixty-nine".