46128013 has 8 divisors (see below), whose sum is σ = 46897560. Its totient is φ = 45364800.

The previous prime is 46127947. The next prime is 46128053. The reversal of 46128013 is 31082164.

46128013 = 4802² + 4803².

It can be written as a sum of positive squares in 4 ways, for example, as 23059204 + 23068809 = 4802^2 + 4803^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46128013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46128053) 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, 14403 + ... + 17311.

It is an arithmetic number, because the mean of its divisors is an integer number (5862195).

Almost surely, 2^46128013 is an apocalyptic number.

46128013 is the 4803-rd centered square number.

It is an amenable number.

46128013 is a deficient number, since it is larger than the sum of its proper divisors (769547).

46128013 is a wasteful number, since it uses less digits than its factorization.

46128013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3167.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 46128013 is about 6791.7606701061. The cubic root of 46128013 is about 358.6368536822.

The spelling of 46128013 in words is "forty-six million, one hundred twenty-eight thousand, thirteen".