53140417 has 18 divisors (see below), whose sum is σ = 60487602. Its totient is φ = 46648800.

The previous prime is 53140411. The next prime is 53140429. The reversal of 53140417 is 71404135.

It can be written as a sum of positive squares in only one way, i.e., 51279921 + 1860496 = 7161^2 + 1364^2 .

It is not a de Polignac number, because 53140417 - 2⁷ = 53140289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53140391 and 53140400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53140411) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 116053 + ... + 116509.

Almost surely, 2^53140417 is an apocalyptic number.

It is an amenable number.

53140417 is a deficient number, since it is larger than the sum of its proper divisors (7347185).

53140417 is a wasteful number, since it uses less digits than its factorization.

53140417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541 (or 499 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 53140417 is about 7289.7473893133. The cubic root of 53140417 is about 375.9600101766.

The spelling of 53140417 in words is "fifty-three million, one hundred forty thousand, four hundred seventeen".