126511316 has 24 divisors (see below), whose sum is σ = 234818304. Its totient is φ = 59510880.

The previous prime is 126511313. The next prime is 126511321. The reversal of 126511316 is 613115621.

It is a super-2 number, since 2×126511316² = 32010226152103712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126511313) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5660 + ... + 16883.

It is an arithmetic number, because the mean of its divisors is an integer number (9784096).

Almost surely, 2^126511316 is an apocalyptic number.

It is an amenable number.

126511316 is a deficient number, since it is larger than the sum of its proper divisors (108306988).

126511316 is a wasteful number, since it uses less digits than its factorization.

126511316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22631 (or 22629 counting only the distinct ones).

The product of its digits is 1080, while the sum is 26.

The square root of 126511316 is about 11247.7249255127. The cubic root of 126511316 is about 502.0070209544.

Adding to 126511316 its reverse (613115621), we get a palindrome (739626937).

The spelling of 126511316 in words is "one hundred twenty-six million, five hundred eleven thousand, three hundred sixteen".