605051105501 has 2 divisors, whose sum is σ = 605051105502. Its totient is φ = 605051105500.

The previous prime is 605051105479. The next prime is 605051105521. The reversal of 605051105501 is 105501150506.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 584726326276 + 20324779225 = 764674^2 + 142565^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-605051105501 is a prime.

It is a super-2 number, since 2×605051105501² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605051105521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302525552750 + 302525552751.

It is an arithmetic number, because the mean of its divisors is an integer number (302525552751).

Almost surely, 2^605051105501 is an apocalyptic number.

It is an amenable number.

605051105501 is a deficient number, since it is larger than the sum of its proper divisors (1).

605051105501 is an equidigital number, since it uses as much as digits as its factorization.

605051105501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 605051105501 in words is "six hundred five billion, fifty-one million, one hundred five thousand, five hundred one".