126132698 has 4 divisors (see below), whose sum is σ = 189199050. Its totient is φ = 63066348.

The previous prime is 126132683. The next prime is 126132731. The reversal of 126132698 is 896231621.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 896231621 = 10069 ⋅89009.

It can be written as a sum of positive squares in only one way, i.e., 86731969 + 39400729 = 9313^2 + 6277^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 31533173 + ... + 31533176.

Almost surely, 2^126132698 is an apocalyptic number.

126132698 is a deficient number, since it is larger than the sum of its proper divisors (63066352).

126132698 is an equidigital number, since it uses as much as digits as its factorization.

126132698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63066351.

The product of its digits is 31104, while the sum is 38.

The square root of 126132698 is about 11230.8814435911. The cubic root of 126132698 is about 501.5057250325.

The spelling of 126132698 in words is "one hundred twenty-six million, one hundred thirty-two thousand, six hundred ninety-eight".