126351 has 12 divisors (see below), whose sum is σ = 185640. Its totient is φ = 82800.

The previous prime is 126349. The next prime is 126359. The reversal of 126351 is 153621.

It is not a de Polignac number, because 126351 - 2¹ = 126349 is a prime.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

126351 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126359) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 840 + ... + 978.

It is an arithmetic number, because the mean of its divisors is an integer number (15470).

2¹²⁶³⁵¹ is an apocalyptic number.

126351 is a deficient number, since it is larger than the sum of its proper divisors (59289).

126351 is a wasteful number, since it uses less digits than its factorization.

126351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 243 counting only the distinct ones).

The product of its digits is 180, while the sum is 18.

The square root of 126351 is about 355.4588583789. The cubic root of 126351 is about 50.1794882418.

Adding to 126351 its reverse (153621), we get a palindrome (279972).

The spelling of 126351 in words is "one hundred twenty-six thousand, three hundred fifty-one".