46545431 has 4 divisors (see below), whose sum is σ = 46634952. Its totient is φ = 46455912.

The previous prime is 46545419. The next prime is 46545437. The reversal of 46545431 is 13454564.

46545431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 46545431 - 2¹⁸ = 46283287 is a prime.

It is a super-2 number, since 2×46545431² = 4332954293951522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46545437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43976 + ... + 45021.

It is an arithmetic number, because the mean of its divisors is an integer number (11658738).

Almost surely, 2^46545431 is an apocalyptic number.

46545431 is a deficient number, since it is larger than the sum of its proper divisors (89521).

46545431 is an equidigital number, since it uses as much as digits as its factorization.

46545431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89520.

The product of its digits is 28800, while the sum is 32.

The square root of 46545431 is about 6822.4211977860. The cubic root of 46545431 is about 359.7153897629.

Adding to 46545431 its reverse (13454564), we get a palindrome (59999995).

The spelling of 46545431 in words is "forty-six million, five hundred forty-five thousand, four hundred thirty-one".