11140507 has 8 divisors (see below), whose sum is σ = 12787200. Its totient is φ = 9507624.

The previous prime is 11140489. The next prime is 11140511. The reversal of 11140507 is 70504111.

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

It is not a de Polignac number, because 11140507 - 2¹⁵ = 11107739 is a prime.

It is a super-2 number, since 2×11140507² = 248221792434098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11140537) 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, 1657 + ... + 5002.

It is an arithmetic number, because the mean of its divisors is an integer number (1598400).

Almost surely, 2^11140507 is an apocalyptic number.

11140507 is a deficient number, since it is larger than the sum of its proper divisors (1646693).

11140507 is an equidigital number, since it uses as much as digits as its factorization.

11140507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6905.

The product of its (nonzero) digits is 140, while the sum is 19.

The square root of 11140507 is about 3337.7398041189. The cubic root of 11140507 is about 223.3409291741.

Adding to 11140507 its reverse (70504111), we get a palindrome (81644618).

The spelling of 11140507 in words is "eleven million, one hundred forty thousand, five hundred seven".