11142764 has 24 divisors (see below), whose sum is σ = 21009408. Its totient is φ = 5155920.

The previous prime is 11142763. The next prime is 11142767. The reversal of 11142764 is 46724111.

It is a super-2 number, since 2×11142764² = 248322379119392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11142763) 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, 899 + ... + 4805.

It is an arithmetic number, because the mean of its divisors is an integer number (875392).

Almost surely, 2^11142764 is an apocalyptic number.

It is an amenable number.

11142764 is a deficient number, since it is larger than the sum of its proper divisors (9866644).

11142764 is a wasteful number, since it uses less digits than its factorization.

11142764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3965 (or 3963 counting only the distinct ones).

The product of its digits is 1344, while the sum is 26.

The square root of 11142764 is about 3338.0778900439. The cubic root of 11142764 is about 223.3560106672.

Adding to 11142764 its reverse (46724111), we get a palindrome (57866875).

It can be divided in two parts, 111 and 42764, that added together give a cube (42875 = 35³).

The spelling of 11142764 in words is "eleven million, one hundred forty-two thousand, seven hundred sixty-four".