53144135 has 8 divisors (see below), whose sum is σ = 69570576. Its totient is φ = 38650240.

The previous prime is 53144131. The next prime is 53144141.

53144135 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 53144135 - 2² = 53144131 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 (53144131) 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, 483074 + ... + 483183.

It is an arithmetic number, because the mean of its divisors is an integer number (8696322).

Almost surely, 2^53144135 is an apocalyptic number.

53144135 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53144135 is a deficient number, since it is larger than the sum of its proper divisors (16426441).

53144135 is a wasteful number, since it uses less digits than its factorization.

53144135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966273.

The product of its digits is 3600, while the sum is 26.

The square root of 53144135 is about 7290.0024005483. The cubic root of 53144135 is about 375.9687780586.

It can be divided in two parts, 5314 and 4135, that added together give a palindrome (9449).

The spelling of 53144135 in words is "fifty-three million, one hundred forty-four thousand, one hundred thirty-five".