1330211155 has 64 divisors (see below), whose sum is σ = 2125025280. Its totient is φ = 775378944.

The previous prime is 1330211153. The next prime is 1330211171. The reversal of 1330211155 is 5511120331.

It is a cyclic number.

It is not a de Polignac number, because 1330211155 - 2¹ = 1330211153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1330211153) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 361716 + ... + 365374.

It is an arithmetic number, because the mean of its divisors is an integer number (33203520).

Almost surely, 2^1330211155 is an apocalyptic number.

1330211155 is a deficient number, since it is larger than the sum of its proper divisors (794814125).

1330211155 is a wasteful number, since it uses less digits than its factorization.

1330211155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3748.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 1330211155 is about 36472.0599226312. The cubic root of 1330211155 is about 1099.7826443820.

Adding to 1330211155 its reverse (5511120331), we get a palindrome (6841331486).

The spelling of 1330211155 in words is "one billion, three hundred thirty million, two hundred eleven thousand, one hundred fifty-five".