870263743 has 2 divisors, whose sum is σ = 870263744. Its totient is φ = 870263742.

The previous prime is 870263741. The next prime is 870263753. The reversal of 870263743 is 347362078.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 870263743 - 2¹ = 870263741 is a prime.

Together with 870263741, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 870263696 and 870263705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870263741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435131871 + 435131872.

It is an arithmetic number, because the mean of its divisors is an integer number (435131872).

Almost surely, 2^870263743 is an apocalyptic number.

870263743 is a deficient number, since it is larger than the sum of its proper divisors (1).

870263743 is an equidigital number, since it uses as much as digits as its factorization.

870263743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 870263743 is about 29500.2329312838. The cubic root of 870263743 is about 954.7367285033.

The spelling of 870263743 in words is "eight hundred seventy million, two hundred sixty-three thousand, seven hundred forty-three".