1118659357 has 2 divisors, whose sum is σ = 1118659358. Its totient is φ = 1118659356.

The previous prime is 1118659343. The next prime is 1118659391. The reversal of 1118659357 is 7539568111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1109289636 + 9369721 = 33306^2 + 3061^2 .

It is an emirp because it is prime and its reverse (7539568111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1118659357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1118659657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559329678 + 559329679.

It is an arithmetic number, because the mean of its divisors is an integer number (559329679).

Almost surely, 2^1118659357 is an apocalyptic number.

It is an amenable number.

1118659357 is a deficient number, since it is larger than the sum of its proper divisors (1).

1118659357 is an equidigital number, since it uses as much as digits as its factorization.

1118659357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 46.

The square root of 1118659357 is about 33446.3653780198. The cubic root of 1118659357 is about 1038.0842929728.

The spelling of 1118659357 in words is "one billion, one hundred eighteen million, six hundred fifty-nine thousand, three hundred fifty-seven".