1135942560 has 72 divisors (see below), whose sum is σ = 3876408900. Its totient is φ = 302917632.

The previous prime is 1135942547. The next prime is 1135942573. The reversal of 1135942560 is 652495311.

1135942560 is a `hidden beast` number, since 1 + 1 + 3 + 5 + 94 + 2 + 560 = 666.

It is an interprime number because it is at equal distance from previous prime (1135942547) and next prime (1135942573).

It can be written as a sum of positive squares in 2 ways, for example, as 1112089104 + 23853456 = 33348^2 + 4884^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 392985 + ... + 395864.

Almost surely, 2^1135942560 is an apocalyptic number.

1135942560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1135942560 is an abundant number, since it is smaller than the sum of its proper divisors (2740466340).

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

1135942560 is a wasteful number, since it uses less digits than its factorization.

1135942560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788870 (or 788859 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 1135942560 is about 33703.7469727032. The cubic root of 1135942560 is about 1043.4031026664.

The spelling of 1135942560 in words is "one billion, one hundred thirty-five million, nine hundred forty-two thousand, five hundred sixty".