11042407 has 4 divisors (see below), whose sum is σ = 11311776. Its totient is φ = 10773040.

The previous prime is 11042399. The next prime is 11042413. The reversal of 11042407 is 70424011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70424011 = 7 ⋅10060573.

It is a cyclic number.

It is not a de Polignac number, because 11042407 - 2³ = 11042399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134623 + ... + 134704.

It is an arithmetic number, because the mean of its divisors is an integer number (2827944).

Almost surely, 2^11042407 is an apocalyptic number.

11042407 is a deficient number, since it is larger than the sum of its proper divisors (269369).

11042407 is an equidigital number, since it uses as much as digits as its factorization.

11042407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269368.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 11042407 is about 3323.0117363621. The cubic root of 11042407 is about 222.6834374980.

Adding to 11042407 its reverse (70424011), we get a palindrome (81466418).

It can be divided in two parts, 11042 and 407, that added together give a square (11449 = 107²).

The spelling of 11042407 in words is "eleven million, forty-two thousand, four hundred seven".