1603242377351 has 2 divisors, whose sum is σ = 1603242377352. Its totient is φ = 1603242377350.

The previous prime is 1603242377327. The next prime is 1603242377353. The reversal of 1603242377351 is 1537732423061.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1603242377351 is a prime.

It is a super-2 number, since 2×1603242377351² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 1603242377353, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1603242377353) 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, 801621188675 + 801621188676.

It is an arithmetic number, because the mean of its divisors is an integer number (801621188676).

Almost surely, 2^{1603242377351} is an apocalyptic number.

1603242377351 is a deficient number, since it is larger than the sum of its proper divisors (1).

1603242377351 is an equidigital number, since it uses as much as digits as its factorization.

1603242377351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 1603242377351 in words is "one trillion, six hundred three billion, two hundred forty-two million, three hundred seventy-seven thousand, three hundred fifty-one".