1342205653 has 2 divisors, whose sum is σ = 1342205654. Its totient is φ = 1342205652.

The previous prime is 1342205651. The next prime is 1342205671. The reversal of 1342205653 is 3565022431.

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., 1320740964 + 21464689 = 36342^2 + 4633^2 .

It is a cyclic number.

It is not a de Polignac number, because 1342205653 - 2¹ = 1342205651 is a prime.

Together with 1342205651, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1342205651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671102826 + 671102827.

It is an arithmetic number, because the mean of its divisors is an integer number (671102827).

Almost surely, 2^1342205653 is an apocalyptic number.

It is an amenable number.

1342205653 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342205653 is an equidigital number, since it uses as much as digits as its factorization.

1342205653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 1342205653 is about 36636.1249724913. The cubic root of 1342205653 is about 1103.0783340402.

The spelling of 1342205653 in words is "one billion, three hundred forty-two million, two hundred five thousand, six hundred fifty-three".