11398756 has 6 divisors (see below), whose sum is σ = 19947830. Its totient is φ = 5699376.

The previous prime is 11398733. The next prime is 11398757. The reversal of 11398756 is 65789311.

It can be written as a sum of positive squares in only one way, i.e., 7750656 + 3648100 = 2784^2 + 1910^2 .

It is not an unprimeable number, because it can be changed into a prime (11398757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1424841 + ... + 1424848.

Almost surely, 2^11398756 is an apocalyptic number.

It is an amenable number.

11398756 is a deficient number, since it is larger than the sum of its proper divisors (8549074).

11398756 is a wasteful number, since it uses less digits than its factorization.

11398756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2849693 (or 2849691 counting only the distinct ones).

The product of its digits is 45360, while the sum is 40.

The square root of 11398756 is about 3376.2043776999. The cubic root of 11398756 is about 225.0535247147.

The spelling of 11398756 in words is "eleven million, three hundred ninety-eight thousand, seven hundred fifty-six".