1180958749 has 2 divisors, whose sum is σ = 1180958750. Its totient is φ = 1180958748.

The previous prime is 1180958747. The next prime is 1180958767. The reversal of 1180958749 is 9478590811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 788205625 + 392753124 = 28075^2 + 19818^2 .

It is a cyclic number.

It is not a de Polignac number, because 1180958749 - 2¹ = 1180958747 is a prime.

Together with 1180958747, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1180958696 and 1180958705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1180958747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 590479374 + 590479375.

It is an arithmetic number, because the mean of its divisors is an integer number (590479375).

Almost surely, 2^1180958749 is an apocalyptic number.

It is an amenable number.

1180958749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1180958749 is an equidigital number, since it uses as much as digits as its factorization.

1180958749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 52.

The square root of 1180958749 is about 34365.0803723780. The cubic root of 1180958749 is about 1057.0079229730.

The spelling of 1180958749 in words is "one billion, one hundred eighty million, nine hundred fifty-eight thousand, seven hundred forty-nine".