1165767480 has 48 divisors (see below), whose sum is σ = 3788745480. Its totient is φ = 310871232.

The previous prime is 1165767467. The next prime is 1165767481. The reversal of 1165767480 is 847675611.

1165767480 is a `hidden beast` number, since 1 + 1 + 6 + 576 + 74 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165767481) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1618762 + ... + 1619481.

Almost surely, 2^1165767480 is an apocalyptic number.

1165767480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1165767480 is an abundant number, since it is smaller than the sum of its proper divisors (2622978000).

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

1165767480 is a wasteful number, since it uses less digits than its factorization.

1165767480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238260 (or 3238253 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The square root of 1165767480 is about 34143.3372709816. The cubic root of 1165767480 is about 1052.4560736045.

The spelling of 1165767480 in words is "one billion, one hundred sixty-five million, seven hundred sixty-seven thousand, four hundred eighty".