1141978695 has 32 divisors (see below), whose sum is σ = 2146604544. Its totient is φ = 511094400.

The previous prime is 1141978687. The next prime is 1141978751. The reversal of 1141978695 is 5968791411.

It is not a de Polignac number, because 1141978695 - 2³ = 1141978687 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264051 + ... + 268340.

It is an arithmetic number, because the mean of its divisors is an integer number (67081392).

Almost surely, 2^1141978695 is an apocalyptic number.

1141978695 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1141978695 is a deficient number, since it is larger than the sum of its proper divisors (1004625849).

1141978695 is a wasteful number, since it uses less digits than its factorization.

1141978695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532423.

The product of its digits is 544320, while the sum is 51.

The square root of 1141978695 is about 33793.1752725310. The cubic root of 1141978695 is about 1045.2479727150.

The spelling of 1141978695 in words is "one billion, one hundred forty-one million, nine hundred seventy-eight thousand, six hundred ninety-five".