707146987 has 2 divisors, whose sum is σ = 707146988. Its totient is φ = 707146986.

The previous prime is 707146963. The next prime is 707147027. The reversal of 707146987 is 789641707.

707146987 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-707146987 is a prime.

It is a super-2 number, since 2×707146987² = 1000113722446356338, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 707146987.

It is not a weakly prime, because it can be changed into another prime (707146927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353573493 + 353573494.

It is an arithmetic number, because the mean of its divisors is an integer number (353573494).

Almost surely, 2^707146987 is an apocalyptic number.

707146987 is a deficient number, since it is larger than the sum of its proper divisors (1).

707146987 is an equidigital number, since it uses as much as digits as its factorization.

707146987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 592704, while the sum is 49.

The square root of 707146987 is about 26592.2354645111. The cubic root of 707146987 is about 890.9156032039.

The spelling of 707146987 in words is "seven hundred seven million, one hundred forty-six thousand, nine hundred eighty-seven".