53454132 has 18 divisors (see below), whose sum is σ = 135120258. Its totient is φ = 17818032.

The previous prime is 53454131. The next prime is 53454133. The reversal of 53454132 is 23145435.

It is an interprime number because it is at equal distance from previous prime (53454131) and next prime (53454133).

It can be written as a sum of positive squares in only one way, i.e., 51926436 + 1527696 = 7206^2 + 1236^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 53454096 and 53454105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53454131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 742383 + ... + 742454.

It is an arithmetic number, because the mean of its divisors is an integer number (7506681).

Almost surely, 2^53454132 is an apocalyptic number.

It is an amenable number.

53454132 is an abundant number, since it is smaller than the sum of its proper divisors (81666126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53454132 is a wasteful number, since it uses less digits than its factorization.

53454132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484847 (or 1484842 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 53454132 is about 7311.2332748997. The cubic root of 53454132 is about 376.6983870050.

Adding to 53454132 its reverse (23145435), we get a palindrome (76599567).

The spelling of 53454132 in words is "fifty-three million, four hundred fifty-four thousand, one hundred thirty-two".