123511353463 has 2 divisors, whose sum is σ = 123511353464. Its totient is φ = 123511353462.

The previous prime is 123511353457. The next prime is 123511353467. The reversal of 123511353463 is 364353115321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123511353463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123511353467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61755676731 + 61755676732.

It is an arithmetic number, because the mean of its divisors is an integer number (61755676732).

Almost surely, 2^123511353463 is an apocalyptic number.

123511353463 is a deficient number, since it is larger than the sum of its proper divisors (1).

123511353463 is an equidigital number, since it uses as much as digits as its factorization.

123511353463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97200, while the sum is 37.

Adding to 123511353463 its reverse (364353115321), we get a palindrome (487864468784).

The spelling of 123511353463 in words is "one hundred twenty-three billion, five hundred eleven million, three hundred fifty-three thousand, four hundred sixty-three".