481157 has 2 divisors, whose sum is σ = 481158. Its totient is φ = 481156.

The previous prime is 481153. The next prime is 481171. The reversal of 481157 is 751184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320356 + 160801 = 566^2 + 401^2 .

It is a cyclic number.

It is not a de Polignac number, because 481157 - 2² = 481153 is a prime.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 481157.

It is not a weakly prime, because it can be changed into another prime (481153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240578 + 240579.

It is an arithmetic number, because the mean of its divisors is an integer number (240579).

2⁴⁸¹¹⁵⁷ is an apocalyptic number.

It is an amenable number.

481157 is a deficient number, since it is larger than the sum of its proper divisors (1).

481157 is an equidigital number, since it uses as much as digits as its factorization.

481157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1120, while the sum is 26.

The square root of 481157 is about 693.6548132897. The cubic root of 481157 is about 78.3602120928.

The spelling of 481157 in words is "four hundred eighty-one thousand, one hundred fifty-seven".