53431053 has 8 divisors (see below), whose sum is σ = 76721568. Its totient is φ = 32880624.

The previous prime is 53431043. The next prime is 53431087. The reversal of 53431053 is 35013435.

It is a happy number.

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

It is not a de Polignac number, because 53431053 - 2⁶ = 53430989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53431043) 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, 684975 + ... + 685052.

It is an arithmetic number, because the mean of its divisors is an integer number (9590196).

Almost surely, 2^53431053 is an apocalyptic number.

It is an amenable number.

53431053 is a deficient number, since it is larger than the sum of its proper divisors (23290515).

53431053 is a wasteful number, since it uses less digits than its factorization.

53431053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1370043.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 53431053 is about 7309.6547798101. The cubic root of 53431053 is about 376.6441656053.

Adding to 53431053 its reverse (35013435), we get a palindrome (88444488).

The spelling of 53431053 in words is "fifty-three million, four hundred thirty-one thousand, fifty-three".