1090735957 has 2 divisors, whose sum is σ = 1090735958. Its totient is φ = 1090735956.

The previous prime is 1090735939. The next prime is 1090735981. The reversal of 1090735957 is 7595370901.

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., 883635076 + 207100881 = 29726^2 + 14391^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1090735957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1090735927) 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 as a sum of consecutive naturals, namely, 545367978 + 545367979.

It is an arithmetic number, because the mean of its divisors is an integer number (545367979).

Almost surely, 2^1090735957 is an apocalyptic number.

It is an amenable number.

1090735957 is a deficient number, since it is larger than the sum of its proper divisors (1).

1090735957 is an equidigital number, since it uses as much as digits as its factorization.

1090735957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 297675, while the sum is 46.

The square root of 1090735957 is about 33026.2919050868. The cubic root of 1090735957 is about 1029.3740366639.

It can be divided in two parts, 10907 and 35957, that added together give a palindrome (46864).

The spelling of 1090735957 in words is "one billion, ninety million, seven hundred thirty-five thousand, nine hundred fifty-seven".