52461145 has 32 divisors (see below), whose sum is σ = 73405440. Its totient is φ = 35616000.

The previous prime is 52461113. The next prime is 52461151. The reversal of 52461145 is 54116425.

52461145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52461145 - 2⁵ = 52461113 is a prime.

It is a super-2 number, since 2×52461145² = 5504343469422050, which contains 22 as substring.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 48915 + ... + 49975.

It is an arithmetic number, because the mean of its divisors is an integer number (2293920).

Almost surely, 2^52461145 is an apocalyptic number.

52461145 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52461145 is a deficient number, since it is larger than the sum of its proper divisors (20944295).

52461145 is a wasteful number, since it uses less digits than its factorization.

52461145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137.

The product of its digits is 4800, while the sum is 28.

The square root of 52461145 is about 7243.0066270852. The cubic root of 52461145 is about 374.3512219163.

The spelling of 52461145 in words is "fifty-two million, four hundred sixty-one thousand, one hundred forty-five".