126994363 has 4 divisors (see below), whose sum is σ = 128783088. Its totient is φ = 125205640.

The previous prime is 126994333. The next prime is 126994391. The reversal of 126994363 is 363499621.

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

It is a cyclic number.

It is not a de Polignac number, because 126994363 - 2⁵ = 126994331 is a prime.

It is a super-2 number, since 2×126994363² = 32255136467551538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126994313) 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 3 ways as a sum of consecutive naturals, for example, 894256 + ... + 894397.

It is an arithmetic number, because the mean of its divisors is an integer number (32195772).

Almost surely, 2^126994363 is an apocalyptic number.

126994363 is a deficient number, since it is larger than the sum of its proper divisors (1788725).

126994363 is an equidigital number, since it uses as much as digits as its factorization.

126994363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788724.

The product of its digits is 209952, while the sum is 43.

The square root of 126994363 is about 11269.1775653772. The cubic root of 126994363 is about 502.6451325380.

The spelling of 126994363 in words is "one hundred twenty-six million, nine hundred ninety-four thousand, three hundred sixty-three".