126143028345 has 32 divisors (see below), whose sum is σ = 212579510400. Its totient is φ = 63696996864.

The previous prime is 126143028331. The next prime is 126143028359. The reversal of 126143028345 is 543820341621.

It is an interprime number because it is at equal distance from previous prime (126143028331) and next prime (126143028359).

It is not a de Polignac number, because 126143028345 - 2⁶ = 126143028281 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 343069 + ... + 608261.

It is an arithmetic number, because the mean of its divisors is an integer number (6643109700).

Almost surely, 2^126143028345 is an apocalyptic number.

126143028345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126143028345 is a deficient number, since it is larger than the sum of its proper divisors (86436482055).

126143028345 is a wasteful number, since it uses less digits than its factorization.

126143028345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266889.

The product of its (nonzero) digits is 138240, while the sum is 39.

Adding to 126143028345 its reverse (543820341621), we get a palindrome (669963369966).

The spelling of 126143028345 in words is "one hundred twenty-six billion, one hundred forty-three million, twenty-eight thousand, three hundred forty-five".