11447573354 has 12 divisors (see below), whose sum is σ = 19974847554. Its totient is φ = 4906102824.

The previous prime is 11447573351. The next prime is 11447573399. The reversal of 11447573354 is 45337574411.

It can be written as a sum of positive squares in only one way, i.e., 11032351225 + 415222129 = 105035^2 + 20377^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11447573351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58405889 + ... + 58406084.

Almost surely, 2^11447573354 is an apocalyptic number.

11447573354 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11447573354 is a deficient number, since it is larger than the sum of its proper divisors (8527274200).

11447573354 is a wasteful number, since it uses less digits than its factorization.

11447573354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116811989 (or 116811982 counting only the distinct ones).

The product of its digits is 705600, while the sum is 44.

The spelling of 11447573354 in words is "eleven billion, four hundred forty-seven million, five hundred seventy-three thousand, three hundred fifty-four".