1135420311 has 16 divisors (see below), whose sum is σ = 1534464000. Its totient is φ = 746679648.

The previous prime is 1135420309. The next prime is 1135420357. The reversal of 1135420311 is 1130245311.

1135420311 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1135420311 - 2¹ = 1135420309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135420301) 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, 472090 + ... + 474488.

It is an arithmetic number, because the mean of its divisors is an integer number (95904000).

Almost surely, 2^1135420311 is an apocalyptic number.

1135420311 is a deficient number, since it is larger than the sum of its proper divisors (399043689).

1135420311 is a wasteful number, since it uses less digits than its factorization.

1135420311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4478.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1135420311 is about 33695.9984419515. The cubic root of 1135420311 is about 1043.2431768111.

Adding to 1135420311 its reverse (1130245311), we get a palindrome (2265665622).

The spelling of 1135420311 in words is "one billion, one hundred thirty-five million, four hundred twenty thousand, three hundred eleven".