126862073 has 8 divisors (see below), whose sum is σ = 136825416. Its totient is φ = 116928000.

The previous prime is 126862067. The next prime is 126862081. The reversal of 126862073 is 370268621.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 23697424 + 103164649 = 4868^2 + 10157^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 126862073 - 2⁸ = 126861817 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (126862003) 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 7 ways as a sum of consecutive naturals, for example, 2153 + ... + 16073.

It is an arithmetic number, because the mean of its divisors is an integer number (17103177).

Almost surely, 2^126862073 is an apocalyptic number.

126862073 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

126862073 is a deficient number, since it is larger than the sum of its proper divisors (9963343).

126862073 is a wasteful number, since it uses less digits than its factorization.

126862073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14635.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 126862073 is about 11263.3064861079. The cubic root of 126862073 is about 502.4705367905.

The spelling of 126862073 in words is "one hundred twenty-six million, eight hundred sixty-two thousand, seventy-three".