123610541 has 2 divisors, whose sum is σ = 123610542. Its totient is φ = 123610540.

The previous prime is 123610537. The next prime is 123610559. The reversal of 123610541 is 145016321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71048041 + 52562500 = 8429^2 + 7250^2 .

It is a cyclic number.

It is not a de Polignac number, because 123610541 - 2² = 123610537 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is equal to p_7035503 and since 123610541 and 7035503 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123610241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61805270 + 61805271.

It is an arithmetic number, because the mean of its divisors is an integer number (61805271).

Almost surely, 2^123610541 is an apocalyptic number.

It is an amenable number.

123610541 is a deficient number, since it is larger than the sum of its proper divisors (1).

123610541 is an equidigital number, since it uses as much as digits as its factorization.

123610541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 123610541 is about 11118.0277477617. The cubic root of 123610541 is about 498.1404809510.

Adding to 123610541 its reverse (145016321), we get a palindrome (268626862).

The spelling of 123610541 in words is "one hundred twenty-three million, six hundred ten thousand, five hundred forty-one".