123461531003 has 2 divisors, whose sum is σ = 123461531004. Its totient is φ = 123461531002.

The previous prime is 123461530979. The next prime is 123461531059. The reversal of 123461531003 is 300135164321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123461531003 - 2²⁴ = 123444753787 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (123461531093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61730765501 + 61730765502.

It is an arithmetic number, because the mean of its divisors is an integer number (61730765502).

Almost surely, 2^123461531003 is an apocalyptic number.

123461531003 is a deficient number, since it is larger than the sum of its proper divisors (1).

123461531003 is an equidigital number, since it uses as much as digits as its factorization.

123461531003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 123461531003 its reverse (300135164321), we get a palindrome (423596695324).

The spelling of 123461531003 in words is "one hundred twenty-three billion, four hundred sixty-one million, five hundred thirty-one thousand, three".