1136378560 has 56 divisors (see below), whose sum is σ = 2723357520. Its totient is φ = 451636224.

The previous prime is 1136378557. The next prime is 1136378561. The reversal of 1136378560 is 658736311.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (1136378561) 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, 38931 + ... + 61549.

Almost surely, 2^1136378560 is an apocalyptic number.

1136378560 is a gapful number since it is divisible by the number (10) 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 1136378560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1361678760).

1136378560 is an abundant number, since it is smaller than the sum of its proper divisors (1586978960).

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

1136378560 is a wasteful number, since it uses less digits than its factorization.

1136378560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22793 (or 22783 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 1136378560 is about 33710.2144757342. The cubic root of 1136378560 is about 1043.5365793574.

The spelling of 1136378560 in words is "one billion, one hundred thirty-six million, three hundred seventy-eight thousand, five hundred sixty".