1138580753 has 4 divisors (see below), whose sum is σ = 1188084288. Its totient is φ = 1089077220.

The previous prime is 1138580749. The next prime is 1138580767. The reversal of 1138580753 is 3570858311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1138580753 - 2² = 1138580749 is a prime.

It is a super-3 number, since 3×1138580753³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1138580753.

It is not an unprimeable number, because it can be changed into a prime (1138580743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24751733 + ... + 24751778.

It is an arithmetic number, because the mean of its divisors is an integer number (297021072).

Almost surely, 2^1138580753 is an apocalyptic number.

It is an amenable number.

1138580753 is a deficient number, since it is larger than the sum of its proper divisors (49503535).

1138580753 is an equidigital number, since it uses as much as digits as its factorization.

1138580753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49503534.

The product of its (nonzero) digits is 100800, while the sum is 41.

The square root of 1138580753 is about 33742.8622526306. The cubic root of 1138580753 is about 1044.2102357567.

The spelling of 1138580753 in words is "one billion, one hundred thirty-eight million, five hundred eighty thousand, seven hundred fifty-three".