11400052 has 6 divisors (see below), whose sum is σ = 19950098. Its totient is φ = 5700024.

The previous prime is 11400043. The next prime is 11400071. The reversal of 11400052 is 25000411.

It can be written as a sum of positive squares in only one way, i.e., 9771876 + 1628176 = 3126^2 + 1276^2 .

It is a super-2 number, since 2×11400052² = 259922371205408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1425003 + ... + 1425010.

Almost surely, 2^11400052 is an apocalyptic number.

It is an amenable number.

11400052 is a deficient number, since it is larger than the sum of its proper divisors (8550046).

11400052 is a wasteful number, since it uses less digits than its factorization.

11400052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2850017 (or 2850015 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 11400052 is about 3376.3963037535. The cubic root of 11400052 is about 225.0620536663.

Adding to 11400052 its reverse (25000411), we get a palindrome (36400463).

The spelling of 11400052 in words is "eleven million, four hundred thousand, fifty-two".