1140321054 has 32 divisors (see below), whose sum is σ = 2293814016. Its totient is φ = 377919360.

The previous prime is 1140321047. The next prime is 1140321059. The reversal of 1140321054 is 4501230411.

It is a self number, because there is not a number n which added to its sum of digits gives 1140321054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140321059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1105519 + ... + 1106549.

It is an arithmetic number, because the mean of its divisors is an integer number (71681688).

Almost surely, 2^1140321054 is an apocalyptic number.

1140321054 is an abundant number, since it is smaller than the sum of its proper divisors (1153492962).

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

1140321054 is a wasteful number, since it uses less digits than its factorization.

1140321054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1920.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1140321054 is about 33768.6400969894. The cubic root of 1140321054 is about 1044.7419840245.

Adding to 1140321054 its reverse (4501230411), we get a palindrome (5641551465).

The spelling of 1140321054 in words is "one billion, one hundred forty million, three hundred twenty-one thousand, fifty-four".