11742757 has 8 divisors (see below), whose sum is σ = 12799584. Its totient is φ = 10707888.

The previous prime is 11742751. The next prime is 11742781. The reversal of 11742757 is 75724711.

11742757 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11742757 - 2⁷ = 11742629 is a prime.

It is a super-2 number, since 2×11742757² = 275784683922098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11742751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4363 + ... + 6520.

It is an arithmetic number, because the mean of its divisors is an integer number (1599948).

Almost surely, 2^11742757 is an apocalyptic number.

It is an amenable number.

11742757 is a deficient number, since it is larger than the sum of its proper divisors (1056827).

11742757 is a wasteful number, since it uses less digits than its factorization.

11742757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10979.

The product of its digits is 13720, while the sum is 34.

The square root of 11742757 is about 3426.7706372035. The cubic root of 11742757 is about 227.2950744911.

The spelling of 11742757 in words is "eleven million, seven hundred forty-two thousand, seven hundred fifty-seven".