53401051 has 16 divisors (see below), whose sum is σ = 59924448. Its totient is φ = 47567520.

The previous prime is 53401043. The next prime is 53401067. The reversal of 53401051 is 15010435.

It is not a de Polignac number, because 53401051 - 2³ = 53401043 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 (53401081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70165 + ... + 70921.

It is an arithmetic number, because the mean of its divisors is an integer number (3745278).

Almost surely, 2^53401051 is an apocalyptic number.

53401051 is a deficient number, since it is larger than the sum of its proper divisors (6523397).

53401051 is an equidigital number, since it uses as much as digits as its factorization.

53401051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843 (or 821 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 53401051 is about 7307.6022743442. The cubic root of 53401051 is about 376.5736560838.

Adding to 53401051 its reverse (15010435), we get a palindrome (68411486).

It can be divided in two parts, 534010 and 51, that added together give a triangular number (534061 = T₁₀₃₃).

The spelling of 53401051 in words is "fifty-three million, four hundred one thousand, fifty-one".