1127745741 has 8 divisors (see below), whose sum is σ = 1582801120. Its totient is φ = 712260432.

The previous prime is 1127745733. The next prime is 1127745757. The reversal of 1127745741 is 1475477211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1127745741 - 2³ = 1127745733 is a prime.

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 1127745741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1127745721) 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, 9892450 + ... + 9892563.

It is an arithmetic number, because the mean of its divisors is an integer number (197850140).

Almost surely, 2^1127745741 is an apocalyptic number.

It is an amenable number.

1127745741 is a deficient number, since it is larger than the sum of its proper divisors (455055379).

1127745741 is a wasteful number, since it uses less digits than its factorization.

1127745741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19785035.

The product of its digits is 54880, while the sum is 39.

The square root of 1127745741 is about 33581.9258083869. The cubic root of 1127745741 is about 1040.8873531887.

The spelling of 1127745741 in words is "one billion, one hundred twenty-seven million, seven hundred forty-five thousand, seven hundred forty-one".