1101140378 has 8 divisors (see below), whose sum is σ = 1778765268. Its totient is φ = 508218624.

The previous prime is 1101140363. The next prime is 1101140389. The reversal of 1101140378 is 8730411011.

It can be written as a sum of positive squares in 2 ways, for example, as 897421849 + 203718529 = 29957^2 + 14273^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 42351553 = 1101140378 / (1 + 1 + 0 + 1 + 1 + 4 + 0 + 3 + 7 + 8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21175751 + ... + 21175802.

Almost surely, 2^1101140378 is an apocalyptic number.

1101140378 is a deficient number, since it is larger than the sum of its proper divisors (677624890).

1101140378 is a wasteful number, since it uses less digits than its factorization.

1101140378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42351568.

The product of its (nonzero) digits is 672, while the sum is 26.

The square root of 1101140378 is about 33183.4352953398. The cubic root of 1101140378 is about 1032.6367163556.

Adding to 1101140378 its reverse (8730411011), we get a palindrome (9831551389).

The spelling of 1101140378 in words is "one billion, one hundred one million, one hundred forty thousand, three hundred seventy-eight".