123410537 has 2 divisors, whose sum is σ = 123410538. Its totient is φ = 123410536.

The previous prime is 123410509. The next prime is 123410543. The reversal of 123410537 is 735014321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105904681 + 17505856 = 10291^2 + 4184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123410537 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (123410237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61705268 + 61705269.

It is an arithmetic number, because the mean of its divisors is an integer number (61705269).

Almost surely, 2^123410537 is an apocalyptic number.

It is an amenable number.

123410537 is a deficient number, since it is larger than the sum of its proper divisors (1).

123410537 is an equidigital number, since it uses as much as digits as its factorization.

123410537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 123410537 is about 11109.0295255706. The cubic root of 123410537 is about 497.8716692711.

Adding to 123410537 its reverse (735014321), we get a palindrome (858424858).

The spelling of 123410537 in words is "one hundred twenty-three million, four hundred ten thousand, five hundred thirty-seven".