126537954 has 8 divisors (see below), whose sum is σ = 253075920. Its totient is φ = 42179316.

The previous prime is 126537937. The next prime is 126537989. The reversal of 126537954 is 459735621.

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

126537954 is an admirable number.

It is a super-2 number, since 2×126537954² = 32023707605012232, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10544824 + ... + 10544835.

It is an arithmetic number, because the mean of its divisors is an integer number (31634490).

Almost surely, 2^126537954 is an apocalyptic number.

126537954 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.

126537954 is a wasteful number, since it uses less digits than its factorization.

126537954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21089664.

The product of its digits is 226800, while the sum is 42.

The square root of 126537954 is about 11248.9090137666. The cubic root of 126537954 is about 502.0422523866.

The spelling of 126537954 in words is "one hundred twenty-six million, five hundred thirty-seven thousand, nine hundred fifty-four".