11749397 has 16 divisors (see below), whose sum is σ = 13753152. Its totient is φ = 9918720.

The previous prime is 11749373. The next prime is 11749399. The reversal of 11749397 is 79394711.

It is a cyclic number.

It is not a de Polignac number, because 11749397 - 2⁶ = 11749333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11749399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15143 + ... + 15899.

It is an arithmetic number, because the mean of its divisors is an integer number (859572).

Almost surely, 2^11749397 is an apocalyptic number.

11749397 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

11749397 is a deficient number, since it is larger than the sum of its proper divisors (2003755).

11749397 is a wasteful number, since it uses less digits than its factorization.

11749397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868.

The product of its digits is 47628, while the sum is 41.

The square root of 11749397 is about 3427.7393424822. The cubic root of 11749397 is about 227.3379081264.

The spelling of 11749397 in words is "eleven million, seven hundred forty-nine thousand, three hundred ninety-seven".