1141188738 has 32 divisors (see below), whose sum is σ = 2325049920. Its totient is φ = 373306560.

The previous prime is 1141188721. The next prime is 1141188757. The reversal of 1141188738 is 8378811411.

It is a self number, because there is not a number n which added to its sum of digits gives 1141188738.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231556 + ... + 236432.

It is an arithmetic number, because the mean of its divisors is an integer number (72657810).

Almost surely, 2^1141188738 is an apocalyptic number.

1141188738 is an abundant number, since it is smaller than the sum of its proper divisors (1183861182).

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

1141188738 is a wasteful number, since it uses less digits than its factorization.

1141188738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5602.

The product of its digits is 43008, while the sum is 42.

The square root of 1141188738 is about 33781.4851360919. The cubic root of 1141188738 is about 1045.0069024215.

The spelling of 1141188738 in words is "one billion, one hundred forty-one million, one hundred eighty-eight thousand, seven hundred thirty-eight".