126512430 has 32 divisors (see below), whose sum is σ = 331233408. Its totient is φ = 30669600.

The previous prime is 126512411. The next prime is 126512437. The reversal of 126512430 is 34215621.

It is a self number, because there is not a number n which added to its sum of digits gives 126512430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126512437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191356 + ... + 192015.

It is an arithmetic number, because the mean of its divisors is an integer number (10351044).

Almost surely, 2^126512430 is an apocalyptic number.

126512430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126512430 is an abundant number, since it is smaller than the sum of its proper divisors (204720978).

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

126512430 is a wasteful number, since it uses less digits than its factorization.

126512430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383392.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 126512430 is about 11247.7744465294. The cubic root of 126512430 is about 502.0084944304.

It can be divided in two parts, 1265 and 12430, that added together give a triangular number (13695 = T₁₆₅).

The spelling of 126512430 in words is "one hundred twenty-six million, five hundred twelve thousand, four hundred thirty".