126163802 has 4 divisors (see below), whose sum is σ = 189245706. Its totient is φ = 63081900.

The previous prime is 126163789. The next prime is 126163837. The reversal of 126163802 is 208361621.

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

It can be written as a sum of positive squares in only one way, i.e., 75881521 + 50282281 = 8711^2 + 7091^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31540949 + ... + 31540952.

Almost surely, 2^126163802 is an apocalyptic number.

126163802 is a deficient number, since it is larger than the sum of its proper divisors (63081904).

126163802 is an equidigital number, since it uses as much as digits as its factorization.

126163802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63081903.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 126163802 is about 11232.2661115200. The cubic root of 126163802 is about 501.5469449866.

The spelling of 126163802 in words is "one hundred twenty-six million, one hundred sixty-three thousand, eight hundred two".