9048400687 has 2 divisors, whose sum is σ = 9048400688. Its totient is φ = 9048400686.

The previous prime is 9048400679. The next prime is 9048400729. The reversal of 9048400687 is 7860048409.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9048400687 - 2³ = 9048400679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9048400607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4524200343 + 4524200344.

It is an arithmetic number, because the mean of its divisors is an integer number (4524200344).

Almost surely, 2^9048400687 is an apocalyptic number.

9048400687 is a deficient number, since it is larger than the sum of its proper divisors (1).

9048400687 is an equidigital number, since it uses as much as digits as its factorization.

9048400687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 9048400687 is about 95123.0817782940. The cubic root of 9048400687 is about 2083.8059544244.

The spelling of 9048400687 in words is "nine billion, forty-eight million, four hundred thousand, six hundred eighty-seven".