1040212510969 has 2 divisors, whose sum is σ = 1040212510970. Its totient is φ = 1040212510968.

The previous prime is 1040212510957. The next prime is 1040212510979. The reversal of 1040212510969 is 9690152120401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1033882240000 + 6330270969 = 1016800^2 + 79563^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040212510969 - 2⁵ = 1040212510937 is a prime.

It is a super-2 number, since 2×1040212510969² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1040212510919) 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, 520106255484 + 520106255485.

It is an arithmetic number, because the mean of its divisors is an integer number (520106255485).

Almost surely, 2^{1040212510969} is an apocalyptic number.

It is an amenable number.

1040212510969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040212510969 is an equidigital number, since it uses as much as digits as its factorization.

1040212510969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 40.

The spelling of 1040212510969 in words is "one trillion, forty billion, two hundred twelve million, five hundred ten thousand, nine hundred sixty-nine".