61056060503 has 2 divisors, whose sum is σ = 61056060504. Its totient is φ = 61056060502.

The previous prime is 61056060491. The next prime is 61056060517. The reversal of 61056060503 is 30506065016.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61056060503 - 2¹⁸ = 61055798359 is a prime.

It is a super-2 number, since 2×61056060503² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 61056060503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61056060523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30528030251 + 30528030252.

It is an arithmetic number, because the mean of its divisors is an integer number (30528030252).

Almost surely, 2^61056060503 is an apocalyptic number.

61056060503 is a deficient number, since it is larger than the sum of its proper divisors (1).

61056060503 is an equidigital number, since it uses as much as digits as its factorization.

61056060503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 32.

The spelling of 61056060503 in words is "sixty-one billion, fifty-six million, sixty thousand, five hundred three".