11742938 has 4 divisors (see below), whose sum is σ = 17614410. Its totient is φ = 5871468.

The previous prime is 11742911. The next prime is 11742959. The reversal of 11742938 is 83924711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83924711 = 13 ⋅6455747.

It can be written as a sum of positive squares in only one way, i.e., 10413529 + 1329409 = 3227^2 + 1153^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11742898 and 11742907.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2935733 + ... + 2935736.

Almost surely, 2^11742938 is an apocalyptic number.

11742938 is a deficient number, since it is larger than the sum of its proper divisors (5871472).

11742938 is an equidigital number, since it uses as much as digits as its factorization.

11742938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5871471.

The product of its digits is 12096, while the sum is 35.

The square root of 11742938 is about 3426.7970468062. The cubic root of 11742938 is about 227.2962423087.

The spelling of 11742938 in words is "eleven million, seven hundred forty-two thousand, nine hundred thirty-eight".