123607897451 has 2 divisors, whose sum is σ = 123607897452. Its totient is φ = 123607897450.

The previous prime is 123607897429. The next prime is 123607897459. The reversal of 123607897451 is 154798706321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123607897451 is a prime.

It is a super-3 number, since 3×123607897451³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123607897393 and 123607897402.

It is not a weakly prime, because it can be changed into another prime (123607897459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61803948725 + 61803948726.

It is an arithmetic number, because the mean of its divisors is an integer number (61803948726).

It is a 1-persistent number, because it is pandigital, but 2⋅123607897451 = 247215794902 is not.

Almost surely, 2^123607897451 is an apocalyptic number.

123607897451 is a deficient number, since it is larger than the sum of its proper divisors (1).

123607897451 is an equidigital number, since it uses as much as digits as its factorization.

123607897451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2540160, while the sum is 53.

The spelling of 123607897451 in words is "one hundred twenty-three billion, six hundred seven million, eight hundred ninety-seven thousand, four hundred fifty-one".