2503340063381 has 2 divisors, whose sum is σ = 2503340063382. Its totient is φ = 2503340063380.

The previous prime is 2503340063377. The next prime is 2503340063417. The reversal of 2503340063381 is 1833600433052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1711934111281 + 791405952100 = 1308409^2 + 889610^2 .

It is a cyclic number.

It is not a de Polignac number, because 2503340063381 - 2² = 2503340063377 is a prime.

It is a super-2 number, since 2×2503340063381² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2503340063311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251670031690 + 1251670031691.

It is an arithmetic number, because the mean of its divisors is an integer number (1251670031691).

Almost surely, 2^{2503340063381} is an apocalyptic number.

It is an amenable number.

2503340063381 is a deficient number, since it is larger than the sum of its proper divisors (1).

2503340063381 is an equidigital number, since it uses as much as digits as its factorization.

2503340063381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 2503340063381 in words is "two trillion, five hundred three billion, three hundred forty million, sixty-three thousand, three hundred eighty-one".