46159987 has 6 divisors (see below), whose sum is σ = 48717708. Its totient is φ = 43730172.

The previous prime is 46159963. The next prime is 46159991. The reversal of 46159987 is 78995164.

It is not a de Polignac number, because 46159987 - 2¹⁵ = 46127219 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 46159987.

It is not an unprimeable number, because it can be changed into a prime (46159957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63573 + ... + 64294.

It is an arithmetic number, because the mean of its divisors is an integer number (8119618).

Almost surely, 2^46159987 is an apocalyptic number.

46159987 is a deficient number, since it is larger than the sum of its proper divisors (2557721).

46159987 is a wasteful number, since it uses less digits than its factorization.

46159987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127905 (or 127886 counting only the distinct ones).

The product of its digits is 544320, while the sum is 49.

The square root of 46159987 is about 6794.1141438748. The cubic root of 46159987 is about 358.7196985418.

The spelling of 46159987 in words is "forty-six million, one hundred fifty-nine thousand, nine hundred eighty-seven".