1133401420 has 24 divisors (see below), whose sum is σ = 2385583200. Its totient is φ = 452324352.

The previous prime is 1133401397. The next prime is 1133401421. The reversal of 1133401420 is 241043311.

It is not an unprimeable number, because it can be changed into a prime (1133401421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55765 + ... + 73324.

It is an arithmetic number, because the mean of its divisors is an integer number (99399300).

Almost surely, 2^1133401420 is an apocalyptic number.

1133401420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133401420 is an abundant number, since it is smaller than the sum of its proper divisors (1252181780).

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

1133401420 is a wasteful number, since it uses less digits than its factorization.

1133401420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129537 (or 129535 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1133401420 is about 33666.0276837051. The cubic root of 1133401420 is about 1042.6244796890.

Adding to 1133401420 its reverse (241043311), we get a palindrome (1374444731).

The spelling of 1133401420 in words is "one billion, one hundred thirty-three million, four hundred one thousand, four hundred twenty".