126045730 has 16 divisors (see below), whose sum is σ = 227016504. Its totient is φ = 50388480.

The previous prime is 126045707. The next prime is 126045743. The reversal of 126045730 is 37540621.

It can be written as a sum of positive squares in 4 ways, for example, as 122744241 + 3301489 = 11079^2 + 1817^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23500 + ... + 28360.

Almost surely, 2^126045730 is an apocalyptic number.

126045730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126045730 is a deficient number, since it is larger than the sum of its proper divisors (100970774).

126045730 is a wasteful number, since it uses less digits than its factorization.

126045730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7461.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 126045730 is about 11227.0089516309. The cubic root of 126045730 is about 501.3904364554.

The spelling of 126045730 in words is "one hundred twenty-six million, forty-five thousand, seven hundred thirty".