1135420308 has 192 divisors, whose sum is σ = 3319142400. Its totient is φ = 332743680.

The previous prime is 1135420303. The next prime is 1135420309. The reversal of 1135420308 is 8030245311.

It is a happy number.

1135420308 is a `hidden beast` number, since 1 + 1 + 354 + 2 + 0 + 308 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 63 ways as a sum of consecutive naturals, for example, 6798841 + ... + 6799007.

It is an arithmetic number, because the mean of its divisors is an integer number (17287200).

Almost surely, 2^1135420308 is an apocalyptic number.

1135420308 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1135420308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1659571200).

1135420308 is an abundant number, since it is smaller than the sum of its proper divisors (2183722092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1135420308 is a wasteful number, since it uses less digits than its factorization.

1135420308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1135420308 is about 33695.9983974359. The cubic root of 1135420308 is about 1043.2431758923.

Adding to 1135420308 its reverse (8030245311), we get a palindrome (9165665619).

The spelling of 1135420308 in words is "one billion, one hundred thirty-five million, four hundred twenty thousand, three hundred eight".