1000890048061 has 2 divisors, whose sum is σ = 1000890048062. Its totient is φ = 1000890048060.

The previous prime is 1000890048049. The next prime is 1000890048089. The reversal of 1000890048061 is 1608400980001.

It is a happy number.

1000890048061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 998390648025 + 2499400036 = 999195^2 + 49994^2 .

It is a cyclic number.

It is not a de Polignac number, because 1000890048061 - 2¹⁷ = 1000889916989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1000890048061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000890045061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500445024030 + 500445024031.

It is an arithmetic number, because the mean of its divisors is an integer number (500445024031).

Almost surely, 2^{1000890048061} is an apocalyptic number.

It is an amenable number.

1000890048061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000890048061 is an equidigital number, since it uses as much as digits as its factorization.

1000890048061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 37.

The spelling of 1000890048061 in words is "one trillion, eight hundred ninety million, forty-eight thousand, sixty-one".