46887143 has 4 divisors (see below), whose sum is σ = 47029128. Its totient is φ = 46745160.

The previous prime is 46887131. The next prime is 46887151. The reversal of 46887143 is 34178864.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 46887143 - 2¹² = 46883047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46887143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46887163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70496 + ... + 71157.

It is an arithmetic number, because the mean of its divisors is an integer number (11757282).

Almost surely, 2^46887143 is an apocalyptic number.

46887143 is a deficient number, since it is larger than the sum of its proper divisors (141985).

46887143 is a wasteful number, since it uses less digits than its factorization.

46887143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141984.

The product of its digits is 129024, while the sum is 41.

The square root of 46887143 is about 6847.4187107260. The cubic root of 46887143 is about 360.5935245315.

The spelling of 46887143 in words is "forty-six million, eight hundred eighty-seven thousand, one hundred forty-three".