1011330740 has 24 divisors (see below), whose sum is σ = 2427194112. Its totient is φ = 346741920.

The previous prime is 1011330739. The next prime is 1011330751. The reversal of 1011330740 is 470331101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3611756 + ... + 3612035.

It is an arithmetic number, because the mean of its divisors is an integer number (101133088).

Almost surely, 2^1011330740 is an apocalyptic number.

1011330740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011330740 is an abundant number, since it is smaller than the sum of its proper divisors (1415863372).

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

1011330740 is a wasteful number, since it uses less digits than its factorization.

1011330740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7223807 (or 7223805 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 1011330740 is about 31801.4266975556. The cubic root of 1011330740 is about 1003.7627373829.

Adding to 1011330740 its reverse (470331101), we get a palindrome (1481661841).

The spelling of 1011330740 in words is "one billion, eleven million, three hundred thirty thousand, seven hundred forty".