Search a number
-
+
123077 is a prime number
BaseRepresentation
bin11110000011000101
320020211102
4132003011
512414302
62345445
71021553
oct360305
9206742
10123077
1184519
125b285
1344036
1432bd3
1526702
hex1e0c5

123077 has 2 divisors, whose sum is σ = 123078. Its totient is φ = 123076.

The previous prime is 123059. The next prime is 123083. The reversal of 123077 is 770321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101761 + 21316 = 319^2 + 146^2 .

It is a cyclic number.

It is not a de Polignac number, because 123077 - 210 = 122053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61538 + 61539.

It is an arithmetic number, because the mean of its divisors is an integer number (61539).

2123077 is an apocalyptic number.

It is an amenable number.

123077 is a deficient number, since it is larger than the sum of its proper divisors (1).

123077 is an equidigital number, since it uses as much as digits as its factorization.

123077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 294, while the sum is 20.

The square root of 123077 is about 350.8233173550. The cubic root of 123077 is about 49.7422738269.

Adding to 123077 its reverse (770321), we get a palindrome (893398).

The spelling of 123077 in words is "one hundred twenty-three thousand, seventy-seven", and thus it is an iban number.