1136749 has 2 divisors, whose sum is σ = 1136750. Its totient is φ = 1136748.

The previous prime is 1136741. The next prime is 1136767. The reversal of 1136749 is 9476311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 915849 + 220900 = 957^2 + 470^2 .

It is a cyclic number.

It is not a de Polignac number, because 1136749 - 2³ = 1136741 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1136749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1136741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568374 + 568375.

It is an arithmetic number, because the mean of its divisors is an integer number (568375).

2^1136749 is an apocalyptic number.

It is an amenable number.

1136749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1136749 is an equidigital number, since it uses as much as digits as its factorization.

1136749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 31.

The square root of 1136749 is about 1066.1843180239. The cubic root of 1136749 is about 104.3649958738.

The spelling of 1136749 in words is "one million, one hundred thirty-six thousand, seven hundred forty-nine".