42114987 has 12 divisors (see below), whose sum is σ = 61372584. Its totient is φ = 27827520.

The previous prime is 42114977. The next prime is 42115009. The reversal of 42114987 is 78941124.

It is not a de Polignac number, because 42114987 - 2⁴ = 42114971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42114937) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19689 + ... + 21722.

It is an arithmetic number, because the mean of its divisors is an integer number (5114382).

Almost surely, 2^42114987 is an apocalyptic number.

42114987 is a deficient number, since it is larger than the sum of its proper divisors (19257597).

42114987 is a wasteful number, since it uses less digits than its factorization.

42114987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41530 (or 41527 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 42114987 is about 6489.6060743315. The cubic root of 42114987 is about 347.9195959706.

The spelling of 42114987 in words is "forty-two million, one hundred fourteen thousand, nine hundred eighty-seven".