61129146263 has 2 divisors, whose sum is σ = 61129146264. Its totient is φ = 61129146262.

The previous prime is 61129146257. The next prime is 61129146269. The reversal of 61129146263 is 36264192116.

It is a balanced prime because it is at equal distance from previous prime (61129146257) and next prime (61129146269).

It is a cyclic number.

It is not a de Polignac number, because 61129146263 - 2⁸ = 61129146007 is a prime.

It is a super-3 number, since 3×61129146263³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 61129146263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61129146269) 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, 30564573131 + 30564573132.

It is an arithmetic number, because the mean of its divisors is an integer number (30564573132).

Almost surely, 2^61129146263 is an apocalyptic number.

61129146263 is a deficient number, since it is larger than the sum of its proper divisors (1).

61129146263 is an equidigital number, since it uses as much as digits as its factorization.

61129146263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 41.

The spelling of 61129146263 in words is "sixty-one billion, one hundred twenty-nine million, one hundred forty-six thousand, two hundred sixty-three".