83126461 has 4 divisors (see below), whose sum is σ = 90683424. Its totient is φ = 75569500.

The previous prime is 83126423. The next prime is 83126471. The reversal of 83126461 is 16462138.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 83126461 - 2¹¹ = 83124413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83126411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3778465 + ... + 3778486.

It is an arithmetic number, because the mean of its divisors is an integer number (22670856).

Almost surely, 2^83126461 is an apocalyptic number.

It is an amenable number.

83126461 is a deficient number, since it is larger than the sum of its proper divisors (7556963).

83126461 is a wasteful number, since it uses less digits than its factorization.

83126461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7556962.

The product of its digits is 6912, while the sum is 31.

The square root of 83126461 is about 9117.3713865346. The cubic root of 83126461 is about 436.4284936097.

Adding to 83126461 its reverse (16462138), we get a palindrome (99588599).

The spelling of 83126461 in words is "eighty-three million, one hundred twenty-six thousand, four hundred sixty-one".