1445716970 has 8 divisors (see below), whose sum is σ = 2602290564. Its totient is φ = 578286784.

The previous prime is 1445716969. The next prime is 1445716997. The reversal of 1445716970 is 796175441.

It can be written as a sum of positive squares in 2 ways, for example, as 1206798121 + 238918849 = 34739^2 + 15457^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 72285839 + ... + 72285858.

Almost surely, 2^1445716970 is an apocalyptic number.

1445716970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1445716970 is a deficient number, since it is larger than the sum of its proper divisors (1156573594).

1445716970 is a wasteful number, since it uses less digits than its factorization.

1445716970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144571704.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 1445716970 is about 38022.5849989187. The cubic root of 1445716970 is about 1130.7356709985.

The spelling of 1445716970 in words is "one billion, four hundred forty-five million, seven hundred sixteen thousand, nine hundred seventy".