123254531383 has 2 divisors, whose sum is σ = 123254531384. Its totient is φ = 123254531382.

The previous prime is 123254531359. The next prime is 123254531423. The reversal of 123254531383 is 383135452321.

It is a happy number.

It is an a-pointer prime, because the next prime (123254531423) can be obtained adding 123254531383 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123254531383 - 2⁹ = 123254530871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123254531483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61627265691 + 61627265692.

It is an arithmetic number, because the mean of its divisors is an integer number (61627265692).

Almost surely, 2^123254531383 is an apocalyptic number.

123254531383 is a deficient number, since it is larger than the sum of its proper divisors (1).

123254531383 is an equidigital number, since it uses as much as digits as its factorization.

123254531383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 40.

The spelling of 123254531383 in words is "one hundred twenty-three billion, two hundred fifty-four million, five hundred thirty-one thousand, three hundred eighty-three".