1118372029 has 2 divisors, whose sum is σ = 1118372030. Its totient is φ = 1118372028.

The previous prime is 1118372011. The next prime is 1118372039. The reversal of 1118372029 is 9202738111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1091311225 + 27060804 = 33035^2 + 5202^2 .

It is a cyclic number.

It is not a de Polignac number, because 1118372029 - 2¹⁹ = 1117847741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1118371985 and 1118372003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1118372009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559186014 + 559186015.

It is an arithmetic number, because the mean of its divisors is an integer number (559186015).

Almost surely, 2^1118372029 is an apocalyptic number.

It is an amenable number.

1118372029 is a deficient number, since it is larger than the sum of its proper divisors (1).

1118372029 is an equidigital number, since it uses as much as digits as its factorization.

1118372029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 1118372029 is about 33442.0697475500. The cubic root of 1118372029 is about 1037.9954079390.

The spelling of 1118372029 in words is "one billion, one hundred eighteen million, three hundred seventy-two thousand, twenty-nine".