2027478487 has 2 divisors, whose sum is σ = 2027478488. Its totient is φ = 2027478486.

The previous prime is 2027478437. The next prime is 2027478571. The reversal of 2027478487 is 7848747202.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2027478487 is a prime.

It is a super-2 number, since 2×2027478487² = 8221338030495618338, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2027478487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2027478437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1013739243 + 1013739244.

It is an arithmetic number, because the mean of its divisors is an integer number (1013739244).

Almost surely, 2^2027478487 is an apocalyptic number.

2027478487 is a deficient number, since it is larger than the sum of its proper divisors (1).

2027478487 is an equidigital number, since it uses as much as digits as its factorization.

2027478487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1404928, while the sum is 49.

The square root of 2027478487 is about 45027.5303231257. The cubic root of 2027478487 is about 1265.6649447715.

The spelling of 2027478487 in words is "two billion, twenty-seven million, four hundred seventy-eight thousand, four hundred eighty-seven".