1101142746 has 48 divisors (see below), whose sum is σ = 2615135328. Its totient is φ = 332085600.

The previous prime is 1101142727. The next prime is 1101142747. The reversal of 1101142746 is 6472411011.

It is not an unprimeable number, because it can be changed into a prime (1101142747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28600 + ... + 54956.

It is an arithmetic number, because the mean of its divisors is an integer number (54481986).

Almost surely, 2^1101142746 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1101142746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1307567664).

1101142746 is an abundant number, since it is smaller than the sum of its proper divisors (1513992582).

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

1101142746 is a wasteful number, since it uses less digits than its factorization.

1101142746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26587 (or 26584 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 1101142746 is about 33183.4709757735. The cubic root of 1101142746 is about 1032.6374565827.

Adding to 1101142746 its reverse (6472411011), we get a palindrome (7573553757).

The spelling of 1101142746 in words is "one billion, one hundred one million, one hundred forty-two thousand, seven hundred forty-six".