126545478 has 8 divisors (see below), whose sum is σ = 253090968. Its totient is φ = 42181824.

The previous prime is 126545437. The next prime is 126545483. The reversal of 126545478 is 874545621.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

126545478 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10545451 + ... + 10545462.

It is an arithmetic number, because the mean of its divisors is an integer number (31636371).

Almost surely, 2^126545478 is an apocalyptic number.

126545478 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126545478 is a wasteful number, since it uses less digits than its factorization.

126545478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21090918.

The product of its digits is 268800, while the sum is 42.

The square root of 126545478 is about 11249.2434412275. The cubic root of 126545478 is about 502.0522027373.

The spelling of 126545478 in words is "one hundred twenty-six million, five hundred forty-five thousand, four hundred seventy-eight".