11408803477 has 4 divisors (see below), whose sum is σ = 11409193440. Its totient is φ = 11408413516.

The previous prime is 11408803433. The next prime is 11408803501. The reversal of 11408803477 is 77430880411.

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, and also an emirpimes, since its reverse is a distinct semiprime: 77430880411 = 29 ⋅2670030359.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11408803477 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 (11408813477) 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, 147193 + ... + 210910.

It is an arithmetic number, because the mean of its divisors is an integer number (2852298360).

Almost surely, 2^11408803477 is an apocalyptic number.

It is an amenable number.

11408803477 is a deficient number, since it is larger than the sum of its proper divisors (389963).

11408803477 is an equidigital number, since it uses as much as digits as its factorization.

11408803477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389962.

The product of its (nonzero) digits is 150528, while the sum is 43.

The spelling of 11408803477 in words is "eleven billion, four hundred eight million, eight hundred three thousand, four hundred seventy-seven".