10503657761 has 2 divisors, whose sum is σ = 10503657762. Its totient is φ = 10503657760.

The previous prime is 10503657751. The next prime is 10503657793. The reversal of 10503657761 is 16775630501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10387686400 + 115971361 = 101920^2 + 10769^2 .

It is a cyclic number.

It is not a de Polignac number, because 10503657761 - 2¹⁴ = 10503641377 is a prime.

It is a super-2 number, since 2×10503657761² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10503657701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5251828880 + 5251828881.

It is an arithmetic number, because the mean of its divisors is an integer number (5251828881).

Almost surely, 2^10503657761 is an apocalyptic number.

It is an amenable number.

10503657761 is a deficient number, since it is larger than the sum of its proper divisors (1).

10503657761 is an equidigital number, since it uses as much as digits as its factorization.

10503657761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 132300, while the sum is 41.

The spelling of 10503657761 in words is "ten billion, five hundred three million, six hundred fifty-seven thousand, seven hundred sixty-one".