1327216611 has 16 divisors (see below), whose sum is σ = 2026944000. Its totient is φ = 756715008.

The previous prime is 1327216607. The next prime is 1327216621. The reversal of 1327216611 is 1166127231.

It is not a de Polignac number, because 1327216611 - 2² = 1327216607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1327216621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60951 + ... + 79808.

It is an arithmetic number, because the mean of its divisors is an integer number (126684000).

Almost surely, 2^1327216611 is an apocalyptic number.

1327216611 is a deficient number, since it is larger than the sum of its proper divisors (699727389).

1327216611 is a wasteful number, since it uses less digits than its factorization.

1327216611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141218.

The product of its digits is 3024, while the sum is 30.

The square root of 1327216611 is about 36430.9842167351. The cubic root of 1327216611 is about 1098.9567549716.

The spelling of 1327216611 in words is "one billion, three hundred twenty-seven million, two hundred sixteen thousand, six hundred eleven".