83251411 has 4 divisors (see below), whose sum is σ = 83282472. Its totient is φ = 83220352.

The previous prime is 83251403. The next prime is 83251423. The reversal of 83251411 is 11415238.

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 83251411 - 2³ = 83251403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83251481) 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, 11086 + ... + 17011.

It is an arithmetic number, because the mean of its divisors is an integer number (20820618).

Almost surely, 2^83251411 is an apocalyptic number.

83251411 is a deficient number, since it is larger than the sum of its proper divisors (31061).

83251411 is a wasteful number, since it uses less digits than its factorization.

83251411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31060.

The product of its digits is 960, while the sum is 25.

The square root of 83251411 is about 9124.2211174434. The cubic root of 83251411 is about 436.6470539398.

Adding to 83251411 its reverse (11415238), we get a palindrome (94666649).

The spelling of 83251411 in words is "eighty-three million, two hundred fifty-one thousand, four hundred eleven".