11140604501 has 8 divisors (see below), whose sum is σ = 12290198424. Its totient is φ = 10032814080.

The previous prime is 11140604491. The next prime is 11140604567. The reversal of 11140604501 is 10540604111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 495730225 + 10644874276 = 22265^2 + 103174^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11140604501 - 2⁶ = 11140604437 is a prime.

It is a super-2 number, since 2×11140604501² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140603501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10450316 + ... + 10451381.

It is an arithmetic number, because the mean of its divisors is an integer number (1536274803).

Almost surely, 2^11140604501 is an apocalyptic number.

It is an amenable number.

11140604501 is a deficient number, since it is larger than the sum of its proper divisors (1149593923).

11140604501 is a wasteful number, since it uses less digits than its factorization.

11140604501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20901751.

The product of its (nonzero) digits is 480, while the sum is 23.

The spelling of 11140604501 in words is "eleven billion, one hundred forty million, six hundred four thousand, five hundred one".