123465132403 has 2 divisors, whose sum is σ = 123465132404. Its totient is φ = 123465132402.

The previous prime is 123465132391. The next prime is 123465132409. The reversal of 123465132403 is 304231564321.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123465132403 is a prime.

It is not a weakly prime, because it can be changed into another prime (123465132409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61732566201 + 61732566202.

It is an arithmetic number, because the mean of its divisors is an integer number (61732566202).

Almost surely, 2^123465132403 is an apocalyptic number.

123465132403 is a deficient number, since it is larger than the sum of its proper divisors (1).

123465132403 is an equidigital number, since it uses as much as digits as its factorization.

123465132403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 123465132403 its reverse (304231564321), we get a palindrome (427696696724).

The spelling of 123465132403 in words is "one hundred twenty-three billion, four hundred sixty-five million, one hundred thirty-two thousand, four hundred three".