1135461040 has 40 divisors (see below), whose sum is σ = 3017083680. Its totient is φ = 389300736.

The previous prime is 1135461031. The next prime is 1135461073. The reversal of 1135461040 is 401645311.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 1135460996 and 1135461014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1013245 + ... + 1014364.

It is an arithmetic number, because the mean of its divisors is an integer number (75427092).

Almost surely, 2^1135461040 is an apocalyptic number.

1135461040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1135461040 is an abundant number, since it is smaller than the sum of its proper divisors (1881622640).

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

1135461040 is a wasteful number, since it uses less digits than its factorization.

1135461040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2027629 (or 2027623 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1135461040 is about 33696.6027961277. The cubic root of 1135461040 is about 1043.2556508241.

The spelling of 1135461040 in words is "one billion, one hundred thirty-five million, four hundred sixty-one thousand, forty".