2690348653 has 2 divisors, whose sum is σ = 2690348654. Its totient is φ = 2690348652.

The previous prime is 2690348629. The next prime is 2690348711. The reversal of 2690348653 is 3568430962.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2375392644 + 314956009 = 48738^2 + 17747^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2690348653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2690348603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1345174326 + 1345174327.

It is an arithmetic number, because the mean of its divisors is an integer number (1345174327).

Almost surely, 2^2690348653 is an apocalyptic number.

It is an amenable number.

2690348653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2690348653 is an equidigital number, since it uses as much as digits as its factorization.

2690348653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 933120, while the sum is 46.

The square root of 2690348653 is about 51868.5709558303. The cubic root of 2690348653 is about 1390.8154994124.

The spelling of 2690348653 in words is "two billion, six hundred ninety million, three hundred forty-eight thousand, six hundred fifty-three".