52051413 has 4 divisors (see below), whose sum is σ = 69401888. Its totient is φ = 34700940.

The previous prime is 52051411. The next prime is 52051451. The reversal of 52051413 is 31415025.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 52051413 - 2¹ = 52051411 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 52051413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52051411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8675233 + ... + 8675238.

It is an arithmetic number, because the mean of its divisors is an integer number (17350472).

Almost surely, 2^52051413 is an apocalyptic number.

It is an amenable number.

52051413 is a deficient number, since it is larger than the sum of its proper divisors (17350475).

52051413 is a wasteful number, since it uses less digits than its factorization.

52051413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17350474.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 52051413 is about 7214.6665203598. Note that the first 3 decimals coincide. The cubic root of 52051413 is about 373.3740877243.

Adding to 52051413 its reverse (31415025), we get a palindrome (83466438).

The spelling of 52051413 in words is "fifty-two million, fifty-one thousand, four hundred thirteen".