126750699 has 24 divisors (see below), whose sum is σ = 185882112. Its totient is φ = 83220480.

The previous prime is 126750683. The next prime is 126750707. The reversal of 126750699 is 996057621.

It is a happy number.

It is not a de Polignac number, because 126750699 - 2⁴ = 126750683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126750629) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 197419 + ... + 198059.

It is an arithmetic number, because the mean of its divisors is an integer number (7745088).

Almost surely, 2^126750699 is an apocalyptic number.

126750699 is a deficient number, since it is larger than the sum of its proper divisors (59131413).

126750699 is a wasteful number, since it uses less digits than its factorization.

126750699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947 (or 944 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 126750699 is about 11258.3612928348. The cubic root of 126750699 is about 502.3234517533.

It can be divided in two parts, 126750 and 699, that added together give a square (127449 = 357²).

The spelling of 126750699 in words is "one hundred twenty-six million, seven hundred fifty thousand, six hundred ninety-nine".