707885142409 has 2 divisors, whose sum is σ = 707885142410. Its totient is φ = 707885142408.

The previous prime is 707885142361. The next prime is 707885142443. The reversal of 707885142409 is 904241588707.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 707878236025 + 6906384 = 841355^2 + 2628^2 .

It is a cyclic number.

It is not a de Polignac number, because 707885142409 - 2²⁷ = 707750924681 is a prime.

It is a super-2 number, since 2×707885142409² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 707885142409.

It is not a weakly prime, because it can be changed into another prime (707885142709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353942571204 + 353942571205.

It is an arithmetic number, because the mean of its divisors is an integer number (353942571205).

Almost surely, 2^707885142409 is an apocalyptic number.

It is an amenable number.

707885142409 is a deficient number, since it is larger than the sum of its proper divisors (1).

707885142409 is an equidigital number, since it uses as much as digits as its factorization.

707885142409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4515840, while the sum is 55.

The spelling of 707885142409 in words is "seven hundred seven billion, eight hundred eighty-five million, one hundred forty-two thousand, four hundred nine".