1133471640 has 64 divisors (see below), whose sum is σ = 3886191360. Its totient is φ = 259079040.

The previous prime is 1133471627. The next prime is 1133471659. The reversal of 1133471640 is 461743311.

1133471640 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1133471598 and 1133471607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 673846 + ... + 675525.

It is an arithmetic number, because the mean of its divisors is an integer number (60721740).

Almost surely, 2^1133471640 is an apocalyptic number.

1133471640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133471640 is an abundant number, since it is smaller than the sum of its proper divisors (2752719720).

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

1133471640 is a wasteful number, since it uses less digits than its factorization.

1133471640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1349392 (or 1349388 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 1133471640 is about 33667.0705586334. The cubic root of 1133471640 is about 1042.6460112128.

The spelling of 1133471640 in words is "one billion, one hundred thirty-three million, four hundred seventy-one thousand, six hundred forty".