481379387 has 2 divisors, whose sum is σ = 481379388. Its totient is φ = 481379386.

The previous prime is 481379363. The next prime is 481379417. The reversal of 481379387 is 783973184.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 481379387 - 2²² = 477185083 is a prime.

It is a super-2 number, since 2×481379387² = 463452228456991538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (481379347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240689693 + 240689694.

It is an arithmetic number, because the mean of its divisors is an integer number (240689694).

Almost surely, 2^481379387 is an apocalyptic number.

481379387 is a deficient number, since it is larger than the sum of its proper divisors (1).

481379387 is an equidigital number, since it uses as much as digits as its factorization.

481379387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 50.

The square root of 481379387 is about 21940.3597737138. The cubic root of 481379387 is about 783.7228272560.

The spelling of 481379387 in words is "four hundred eighty-one million, three hundred seventy-nine thousand, three hundred eighty-seven".