87612383 has 2 divisors, whose sum is σ = 87612384. Its totient is φ = 87612382.

The previous prime is 87612379. The next prime is 87612389. The reversal of 87612383 is 38321678.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87612383 - 2² = 87612379 is a prime.

It is a Sophie Germain prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87612389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43806191 + 43806192.

It is an arithmetic number, because the mean of its divisors is an integer number (43806192).

Almost surely, 2^87612383 is an apocalyptic number.

87612383 is a deficient number, since it is larger than the sum of its proper divisors (1).

87612383 is an equidigital number, since it uses as much as digits as its factorization.

87612383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 38.

The square root of 87612383 is about 9360.1486633493. The cubic root of 87612383 is about 444.1419868241.

The spelling of 87612383 in words is "eighty-seven million, six hundred twelve thousand, three hundred eighty-three".