126013851 has 6 divisors (see below), whose sum is σ = 182020020. Its totient is φ = 84009228.

The previous prime is 126013819. The next prime is 126013873. The reversal of 126013851 is 158310621.

126013851 is a `hidden beast` number, since 1 + 2 + 601 + 3 + 8 + 51 = 666.

It is not a de Polignac number, because 126013851 - 2⁵ = 126013819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126013351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7000761 + ... + 7000778.

It is an arithmetic number, because the mean of its divisors is an integer number (30336670).

Almost surely, 2^126013851 is an apocalyptic number.

126013851 is a deficient number, since it is larger than the sum of its proper divisors (56006169).

126013851 is a wasteful number, since it uses less digits than its factorization.

126013851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14001545 (or 14001542 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 126013851 is about 11225.5891159440. The cubic root of 126013851 is about 501.3481629794.

The spelling of 126013851 in words is "one hundred twenty-six million, thirteen thousand, eight hundred fifty-one".