11400749 has 2 divisors, whose sum is σ = 11400750. Its totient is φ = 11400748.

The previous prime is 11400737. The next prime is 11400751. The reversal of 11400749 is 94700411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8743849 + 2656900 = 2957^2 + 1630^2 .

It is a cyclic number.

It is not a de Polignac number, because 11400749 - 2⁴ = 11400733 is a prime.

It is a super-2 number, since 2×11400749² = 259954155522002, which contains 22 as substring.

Together with 11400751, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p₇₅₁₁₇₅ and since 11400749 and 751175 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11400769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5700374 + 5700375.

It is an arithmetic number, because the mean of its divisors is an integer number (5700375).

Almost surely, 2^11400749 is an apocalyptic number.

It is an amenable number.

11400749 is a deficient number, since it is larger than the sum of its proper divisors (1).

11400749 is an equidigital number, since it uses as much as digits as its factorization.

11400749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 11400749 is about 3376.4995187324. The cubic root of 11400749 is about 225.0666403429.

The spelling of 11400749 in words is "eleven million, four hundred thousand, seven hundred forty-nine".