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159457 is a prime number
BaseRepresentation
bin100110111011100001
322002201211
4212323201
520100312
63230121
71232614
oct467341
9262654
10159457
11a9891
1278341
135776c
144217b
15323a7
hex26ee1

159457 has 2 divisors, whose sum is σ = 159458. Its totient is φ = 159456.

The previous prime is 159437. The next prime is 159463. The reversal of 159457 is 754951.

It can be divided in two parts, 159 and 457, that added together give a palindrome (616).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 159201 + 256 = 399^2 + 16^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-159457 is a prime.

159457 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (159407) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79728 + 79729.

It is an arithmetic number, because the mean of its divisors is an integer number (79729).

2159457 is an apocalyptic number.

It is an amenable number.

159457 is a deficient number, since it is larger than the sum of its proper divisors (1).

159457 is an equidigital number, since it uses as much as digits as its factorization.

159457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6300, while the sum is 31.

The square root of 159457 is about 399.3206731438. The cubic root of 159457 is about 54.2268690278.

The spelling of 159457 in words is "one hundred fifty-nine thousand, four hundred fifty-seven".