4001170087 has 2 divisors, whose sum is σ = 4001170088. Its totient is φ = 4001170086.

The previous prime is 4001170079. The next prime is 4001170097. The reversal of 4001170087 is 7800711004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4001170087 - 2³ = 4001170079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4001170007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000585043 + 2000585044.

It is an arithmetic number, because the mean of its divisors is an integer number (2000585044).

Almost surely, 2^4001170087 is an apocalyptic number.

4001170087 is a deficient number, since it is larger than the sum of its proper divisors (1).

4001170087 is an equidigital number, since it uses as much as digits as its factorization.

4001170087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1568, while the sum is 28.

The square root of 4001170087 is about 63254.8028769358. The cubic root of 4001170087 is about 1587.5558199894. Note that the first 3 decimals are identical.

The spelling of 4001170087 in words is "four billion, one million, one hundred seventy thousand, eighty-seven".