46518121 has 8 divisors (see below), whose sum is σ = 52274880. Its totient is φ = 41072592.

The previous prime is 46518107. The next prime is 46518133. The reversal of 46518121 is 12181564.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 46518121 - 2¹⁹ = 45993833 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 46518121.

It is not an unprimeable number, because it can be changed into a prime (46518181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77491 + ... + 78088.

It is an arithmetic number, because the mean of its divisors is an integer number (6534360).

Almost surely, 2^46518121 is an apocalyptic number.

It is an amenable number.

46518121 is a deficient number, since it is larger than the sum of its proper divisors (5756759).

46518121 is a wasteful number, since it uses less digits than its factorization.

46518121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155615.

The product of its digits is 1920, while the sum is 28.

The square root of 46518121 is about 6820.4194152559. The cubic root of 46518121 is about 359.6450230334.

Adding to 46518121 its reverse (12181564), we get a palindrome (58699685).

The spelling of 46518121 in words is "forty-six million, five hundred eighteen thousand, one hundred twenty-one".