86451461 has 4 divisors (see below), whose sum is σ = 87916800. Its totient is φ = 84986124.

The previous prime is 86451437. The next prime is 86451473. The reversal of 86451461 is 16415468.

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 86451461 - 2¹⁴ = 86435077 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 (86451161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 732581 + ... + 732698.

It is an arithmetic number, because the mean of its divisors is an integer number (21979200).

Almost surely, 2^86451461 is an apocalyptic number.

It is an amenable number.

86451461 is a deficient number, since it is larger than the sum of its proper divisors (1465339).

86451461 is a wasteful number, since it uses less digits than its factorization.

86451461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1465338.

The product of its digits is 23040, while the sum is 35.

The square root of 86451461 is about 9297.9277798873. The cubic root of 86451461 is about 442.1715327618.

It can be divided in two parts, 864 and 51461, that added together give a palindrome (52325).

The spelling of 86451461 in words is "eighty-six million, four hundred fifty-one thousand, four hundred sixty-one".