126252534 has 8 divisors (see below), whose sum is σ = 252505080. Its totient is φ = 42084176.

The previous prime is 126252517. The next prime is 126252563. The reversal of 126252534 is 435252621.

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

126252534 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10521039 + ... + 10521050.

It is an arithmetic number, because the mean of its divisors is an integer number (31563135).

Almost surely, 2^126252534 is an apocalyptic number.

126252534 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.

126252534 is a wasteful number, since it uses less digits than its factorization.

126252534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21042094.

The product of its digits is 14400, while the sum is 30.

The square root of 126252534 is about 11236.2152880763. The cubic root of 126252534 is about 501.6644980769.

The spelling of 126252534 in words is "one hundred twenty-six million, two hundred fifty-two thousand, five hundred thirty-four".