126698366 has 4 divisors (see below), whose sum is σ = 190047552. Its totient is φ = 63349182.

The previous prime is 126698347. The next prime is 126698401. The reversal of 126698366 is 663896621.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 126698366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31674590 + ... + 31674593.

It is an arithmetic number, because the mean of its divisors is an integer number (47511888).

Almost surely, 2^126698366 is an apocalyptic number.

126698366 is a deficient number, since it is larger than the sum of its proper divisors (63349186).

126698366 is an equidigital number, since it uses as much as digits as its factorization.

126698366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63349185.

The product of its digits is 559872, while the sum is 47.

The square root of 126698366 is about 11256.0368691649. The cubic root of 126698366 is about 502.2543089078.

The spelling of 126698366 in words is "one hundred twenty-six million, six hundred ninety-eight thousand, three hundred sixty-six".