1040685101461 has 2 divisors, whose sum is σ = 1040685101462. Its totient is φ = 1040685101460.

The previous prime is 1040685101453. The next prime is 1040685101473. The reversal of 1040685101461 is 1641015860401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 925047698436 + 115637403025 = 961794^2 + 340055^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040685101461 - 2³ = 1040685101453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1040685101461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040685101761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520342550730 + 520342550731.

It is an arithmetic number, because the mean of its divisors is an integer number (520342550731).

Almost surely, 2^{1040685101461} is an apocalyptic number.

It is an amenable number.

1040685101461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040685101461 is an equidigital number, since it uses as much as digits as its factorization.

1040685101461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 37.

The spelling of 1040685101461 in words is "one trillion, forty billion, six hundred eighty-five million, one hundred one thousand, four hundred sixty-one".