1327255730 has 16 divisors (see below), whose sum is σ = 2397567384. Its totient is φ = 529011840.

The previous prime is 1327255691. The next prime is 1327255757. The reversal of 1327255730 is 375527231.

It can be written as a sum of positive squares in 4 ways, for example, as 1157292361 + 169963369 = 34019^2 + 13037^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233357 + ... + 238976.

Almost surely, 2^1327255730 is an apocalyptic number.

1327255730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1327255730 is a deficient number, since it is larger than the sum of its proper divisors (1070311654).

1327255730 is a wasteful number, since it uses less digits than its factorization.

1327255730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472621.

The product of its (nonzero) digits is 44100, while the sum is 35.

The square root of 1327255730 is about 36431.5211046698. The cubic root of 1327255730 is about 1098.9675519198.

The spelling of 1327255730 in words is "one billion, three hundred twenty-seven million, two hundred fifty-five thousand, seven hundred thirty".