481779113 has 4 divisors (see below), whose sum is σ = 482270208. Its totient is φ = 481288020.

The previous prime is 481779107. The next prime is 481779197. The reversal of 481779113 is 311977184.

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 a de Polignac number, because none of the positive numbers 2^k-481779113 is a prime.

It is a super-2 number, since 2×481779113² = 464222227446133538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (481779013) 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, 244073 + ... + 246038.

It is an arithmetic number, because the mean of its divisors is an integer number (120567552).

Almost surely, 2^481779113 is an apocalyptic number.

It is an amenable number.

481779113 is a deficient number, since it is larger than the sum of its proper divisors (491095).

481779113 is an equidigital number, since it uses as much as digits as its factorization.

481779113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491094.

The product of its digits is 42336, while the sum is 41.

The square root of 481779113 is about 21949.4672600498. The cubic root of 481779113 is about 783.9396955082.

The spelling of 481779113 in words is "four hundred eighty-one million, seven hundred seventy-nine thousand, one hundred thirteen".