126531094 has 8 divisors (see below), whose sum is σ = 189861840. Its totient is φ = 63243816.

The previous prime is 126531079. The next prime is 126531101. The reversal of 126531094 is 490135621.

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

It is a super-3 number, since 3×126531094³ (a number of 25 digits) contains 333 as substring.

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, 2209 + ... + 16060.

It is an arithmetic number, because the mean of its divisors is an integer number (23732730).

Almost surely, 2^126531094 is an apocalyptic number.

126531094 is a deficient number, since it is larger than the sum of its proper divisors (63330746).

126531094 is a wasteful number, since it uses less digits than its factorization.

126531094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21734.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 126531094 is about 11248.6040911750. The cubic root of 126531094 is about 502.0331798199.

The spelling of 126531094 in words is "one hundred twenty-six million, five hundred thirty-one thousand, ninety-four".