1332431011 has 4 divisors (see below), whose sum is σ = 1332552024. Its totient is φ = 1332310000.

The previous prime is 1332430961. The next prime is 1332431017. The reversal of 1332431011 is 1101342331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1101342331 = 17 ⋅64784843.

It is a cyclic number.

It is not a de Polignac number, because 1332431011 - 2²¹ = 1330333859 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1332431011.

It is not an unprimeable number, because it can be changed into a prime (1332431017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42130 + ... + 66631.

It is an arithmetic number, because the mean of its divisors is an integer number (333138006).

Almost surely, 2^1332431011 is an apocalyptic number.

1332431011 is a deficient number, since it is larger than the sum of its proper divisors (121013).

1332431011 is a wasteful number, since it uses less digits than its factorization.

1332431011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121012.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1332431011 is about 36502.4795185204. The cubic root of 1332431011 is about 1100.3940767109.

Adding to 1332431011 its reverse (1101342331), we get a palindrome (2433773342).

The spelling of 1332431011 in words is "one billion, three hundred thirty-two million, four hundred thirty-one thousand, eleven".