11299477401 has 63 divisors (see below), whose sum is σ = 17644518693. Its totient is φ = 7232583960.

The previous prime is 11299477381. The next prime is 11299477447. The reversal of 11299477401 is 10477499211.

The square root of 11299477401 is 106299.

It is a perfect power (a square), and thus also a powerful number.

11299477401 is a `hidden beast` number, since 112 + 99 + 47 + 7 + 401 = 666.

It is not a de Polignac number, because 11299477401 - 2⁹ = 11299476889 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11299477481) by changing a digit.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 88972200 + ... + 88972326.

Almost surely, 2^11299477401 is an apocalyptic number.

11299477401 is the 106299-th square number.

11299477401 is the 53150-th centered octagonal number.

It is an amenable number.

11299477401 is a deficient number, since it is larger than the sum of its proper divisors (6345041292).

11299477401 is an frugal number, since it uses more digits than its factorization.

11299477401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 45.

The spelling of 11299477401 in words is "eleven billion, two hundred ninety-nine million, four hundred seventy-seven thousand, four hundred one".