126481093 has 8 divisors (see below), whose sum is σ = 132046200. Its totient is φ = 120996288.

The previous prime is 126481087. The next prime is 126481097. The reversal of 126481093 is 390184621.

It can be written as a sum of positive squares in 4 ways, for example, as 26040609 + 100440484 = 5103^2 + 10022^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126481093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126481097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16846 + ... + 23167.

It is an arithmetic number, because the mean of its divisors is an integer number (16505775).

Almost surely, 2^126481093 is an apocalyptic number.

It is an amenable number.

126481093 is a deficient number, since it is larger than the sum of its proper divisors (5565107).

126481093 is a wasteful number, since it uses less digits than its factorization.

126481093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40151.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 126481093 is about 11246.3813291209. The cubic root of 126481093 is about 501.9670420101.

The spelling of 126481093 in words is "one hundred twenty-six million, four hundred eighty-one thousand, ninety-three".