1473722881 has 4 divisors (see below), whose sum is σ = 1473974064. Its totient is φ = 1473471700.

The previous prime is 1473722869. The next prime is 1473722891. The reversal of 1473722881 is 1882273741.

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: 1882273741 = 19 ⋅99067039.

It is a cyclic number.

It is not a de Polignac number, because 1473722881 - 2⁵ = 1473722849 is a prime.

It is a super-2 number, since 2×1473722881² = 4343718259965880322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1473722891) 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, 116575 + ... + 128596.

It is an arithmetic number, because the mean of its divisors is an integer number (368493516).

Almost surely, 2^1473722881 is an apocalyptic number.

It is an amenable number.

1473722881 is a deficient number, since it is larger than the sum of its proper divisors (251183).

1473722881 is an equidigital number, since it uses as much as digits as its factorization.

1473722881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251182.

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

The square root of 1473722881 is about 38389.0984655800. The cubic root of 1473722881 is about 1137.9904272718.

The spelling of 1473722881 in words is "one billion, four hundred seventy-three million, seven hundred twenty-two thousand, eight hundred eighty-one".