123000232454537 has 2 divisors, whose sum is σ = 123000232454538. Its totient is φ = 123000232454536.

The previous prime is 123000232454509. The next prime is 123000232454573. The reversal of 123000232454537 is 735454232000321.

Together with next prime (123000232454573) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84793691305801 + 38206541148736 = 9208349^2 + 6181144^2 .

It is a cyclic number.

It is not a de Polignac number, because 123000232454537 - 2¹⁸ = 123000232192393 is a prime.

It is a super-2 number, since 2×123000232454537² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123000232454494 and 123000232454503.

It is not a weakly prime, because it can be changed into another prime (123000232454507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61500116227268 + 61500116227269.

It is an arithmetic number, because the mean of its divisors is an integer number (61500116227269).

Almost surely, 2^{123000232454537} is an apocalyptic number.

It is an amenable number.

123000232454537 is a deficient number, since it is larger than the sum of its proper divisors (1).

123000232454537 is an equidigital number, since it uses as much as digits as its factorization.

123000232454537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 41.

Adding to 123000232454537 its reverse (735454232000321), we get a palindrome (858454464454858).

The spelling of 123000232454537 in words is "one hundred twenty-three trillion, two hundred thirty-two million, four hundred fifty-four thousand, five hundred thirty-seven".