11403460661 has 4 divisors (see below), whose sum is σ = 11440605792. Its totient is φ = 11366315532.

The previous prime is 11403460633. The next prime is 11403460669. The reversal of 11403460661 is 16606430411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11403460661 - 2¹⁰ = 11403459637 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 (11403460669) 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, 18572105 + ... + 18572718.

It is an arithmetic number, because the mean of its divisors is an integer number (2860151448).

Almost surely, 2^11403460661 is an apocalyptic number.

It is an amenable number.

11403460661 is a deficient number, since it is larger than the sum of its proper divisors (37145131).

11403460661 is an equidigital number, since it uses as much as digits as its factorization.

11403460661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37145130.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 11403460661 in words is "eleven billion, four hundred three million, four hundred sixty thousand, six hundred sixty-one".