1130181749 has 2 divisors, whose sum is σ = 1130181750. Its totient is φ = 1130181748.

The previous prime is 1130181727. The next prime is 1130181781. The reversal of 1130181749 is 9471810311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 609201124 + 520980625 = 24682^2 + 22825^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130181749 - 2¹⁶ = 1130116213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130181449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565090874 + 565090875.

It is an arithmetic number, because the mean of its divisors is an integer number (565090875).

Almost surely, 2^1130181749 is an apocalyptic number.

It is an amenable number.

1130181749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130181749 is an equidigital number, since it uses as much as digits as its factorization.

1130181749 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 35.

The square root of 1130181749 is about 33618.1758725842. The cubic root of 1130181749 is about 1041.6362768507.

The spelling of 1130181749 in words is "one billion, one hundred thirty million, one hundred eighty-one thousand, seven hundred forty-nine".