10454521061 has 2 divisors, whose sum is σ = 10454521062. Its totient is φ = 10454521060.

The previous prime is 10454521057. The next prime is 10454521073. The reversal of 10454521061 is 16012545401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8671148161 + 1783372900 = 93119^2 + 42230^2 .

It is a cyclic number.

It is not a de Polignac number, because 10454521061 - 2² = 10454521057 is a prime.

It is a super-2 number, since 2×10454521061² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10454521261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5227260530 + 5227260531.

It is an arithmetic number, because the mean of its divisors is an integer number (5227260531).

Almost surely, 2^10454521061 is an apocalyptic number.

It is an amenable number.

10454521061 is a deficient number, since it is larger than the sum of its proper divisors (1).

10454521061 is an equidigital number, since it uses as much as digits as its factorization.

10454521061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 29.

The spelling of 10454521061 in words is "ten billion, four hundred fifty-four million, five hundred twenty-one thousand, sixty-one".