126451314839 has 4 divisors (see below), whose sum is σ = 126479999520. Its totient is φ = 126422630160.

The previous prime is 126451314809. The next prime is 126451314893. The reversal of 126451314839 is 938413154621.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 126451314839 - 2³² = 122156347543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126451314793 and 126451314802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126451314809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14335727 + ... + 14344544.

It is an arithmetic number, because the mean of its divisors is an integer number (31619999880).

Almost surely, 2^126451314839 is an apocalyptic number.

126451314839 is a deficient number, since it is larger than the sum of its proper divisors (28684681).

126451314839 is an equidigital number, since it uses as much as digits as its factorization.

126451314839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28684680.

The product of its digits is 622080, while the sum is 47.

The spelling of 126451314839 in words is "one hundred twenty-six billion, four hundred fifty-one million, three hundred fourteen thousand, eight hundred thirty-nine".