1357823653603 has 2 divisors, whose sum is σ = 1357823653604. Its totient is φ = 1357823653602.

The previous prime is 1357823653601. The next prime is 1357823653721. The reversal of 1357823653603 is 3063563287531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1357823653603 - 2¹ = 1357823653601 is a prime.

Together with 1357823653601, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1357823653601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678911826801 + 678911826802.

It is an arithmetic number, because the mean of its divisors is an integer number (678911826802).

Almost surely, 2^{1357823653603} is an apocalyptic number.

1357823653603 is a deficient number, since it is larger than the sum of its proper divisors (1).

1357823653603 is an equidigital number, since it uses as much as digits as its factorization.

1357823653603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8164800, while the sum is 52.

The spelling of 1357823653603 in words is "one trillion, three hundred fifty-seven billion, eight hundred twenty-three million, six hundred fifty-three thousand, six hundred three".