1101440957 has 2 divisors, whose sum is σ = 1101440958. Its totient is φ = 1101440956.

The previous prime is 1101440953. The next prime is 1101440981. The reversal of 1101440957 is 7590441011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 581099236 + 520341721 = 24106^2 + 22811^2 .

It is an emirp because it is prime and its reverse (7590441011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1101440957 - 2² = 1101440953 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101440953) by changing a digit.

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 as a sum of consecutive naturals, namely, 550720478 + 550720479.

It is an arithmetic number, because the mean of its divisors is an integer number (550720479).

Almost surely, 2^1101440957 is an apocalyptic number.

It is an amenable number.

1101440957 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101440957 is an equidigital number, since it uses as much as digits as its factorization.

1101440957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 1101440957 is about 33187.9640381871. The cubic root of 1101440957 is about 1032.7306676445.

Adding to 1101440957 its reverse (7590441011), we get a palindrome (8691881968).

The spelling of 1101440957 in words is "one billion, one hundred one million, four hundred forty thousand, nine hundred fifty-seven".