11342587 has 4 divisors (see below), whose sum is σ = 12009816. Its totient is φ = 10675360.

The previous prime is 11342579. The next prime is 11342623. The reversal of 11342587 is 78524311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11342587 - 2³ = 11342579 is a prime.

It is a super-3 number, since 3×11342587³ (a number of 22 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11342537) 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, 333589 + ... + 333622.

It is an arithmetic number, because the mean of its divisors is an integer number (3002454).

Almost surely, 2^11342587 is an apocalyptic number.

11342587 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

11342587 is a deficient number, since it is larger than the sum of its proper divisors (667229).

11342587 is an equidigital number, since it uses as much as digits as its factorization.

11342587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667228.

The product of its digits is 6720, while the sum is 31.

The square root of 11342587 is about 3367.8757399880. The cubic root of 11342587 is about 224.6832547204.

Adding to 11342587 its reverse (78524311), we get a palindrome (89866898).

It can be divided in two parts, 1134 and 2587, that added together give a square (3721 = 61²).

The spelling of 11342587 in words is "eleven million, three hundred forty-two thousand, five hundred eighty-seven".