1123413037 has 2 divisors, whose sum is σ = 1123413038. Its totient is φ = 1123413036.

The previous prime is 1123413013. The next prime is 1123413073. The reversal of 1123413037 is 7303143211.

Together with next prime (1123413073) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1121848036 + 1565001 = 33494^2 + 1251^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123413037 - 2¹⁹ = 1122888749 is a prime.

It is a super-3 number, since 3×1123413037³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123413077) 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, 561706518 + 561706519.

It is an arithmetic number, because the mean of its divisors is an integer number (561706519).

Almost surely, 2^1123413037 is an apocalyptic number.

It is an amenable number.

1123413037 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123413037 is an equidigital number, since it uses as much as digits as its factorization.

1123413037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 1123413037 is about 33517.3542661112. The cubic root of 1123413037 is about 1039.5526419768.

Adding to 1123413037 its reverse (7303143211), we get a palindrome (8426556248).

The spelling of 1123413037 in words is "one billion, one hundred twenty-three million, four hundred thirteen thousand, thirty-seven".