1140677878 has 8 divisors (see below), whose sum is σ = 1711486368. Its totient is φ = 570182424.

The previous prime is 1140677869. The next prime is 1140677897. The reversal of 1140677878 is 8787760411.

It is a happy number.

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

It is a super-2 number, since 2×1140677878² = 2602292042717165768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68926 + ... + 83857.

It is an arithmetic number, because the mean of its divisors is an integer number (213935796).

Almost surely, 2^1140677878 is an apocalyptic number.

1140677878 is a deficient number, since it is larger than the sum of its proper divisors (570808490).

1140677878 is a wasteful number, since it uses less digits than its factorization.

1140677878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156518.

The product of its (nonzero) digits is 526848, while the sum is 49.

The square root of 1140677878 is about 33773.9230472268. The cubic root of 1140677878 is about 1044.8509446064.

The spelling of 1140677878 in words is "one billion, one hundred forty million, six hundred seventy-seven thousand, eight hundred seventy-eight".