1470631705 has 4 divisors (see below), whose sum is σ = 1764758052. Its totient is φ = 1176505360.

The previous prime is 1470631693. The next prime is 1470631763. The reversal of 1470631705 is 5071360741.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5071360741 = 2633 ⋅1926077.

It can be written as a sum of positive squares in 2 ways, for example, as 989794521 + 480837184 = 31461^2 + 21928^2 .

It is not a de Polignac number, because 1470631705 - 2⁷ = 1470631577 is a prime.

It is a super-2 number, since 2×1470631705² = 4325515223502414050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147063166 + ... + 147063175.

It is an arithmetic number, because the mean of its divisors is an integer number (441189513).

Almost surely, 2^1470631705 is an apocalyptic number.

It is an amenable number.

1470631705 is a deficient number, since it is larger than the sum of its proper divisors (294126347).

1470631705 is an equidigital number, since it uses as much as digits as its factorization.

1470631705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294126346.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 1470631705 is about 38348.8162138025. The cubic root of 1470631705 is about 1137.1942144684.

The spelling of 1470631705 in words is "one billion, four hundred seventy million, six hundred thirty-one thousand, seven hundred five".