539172453 has 4 divisors (see below), whose sum is σ = 718896608. Its totient is φ = 359448300.

The previous prime is 539172433. The next prime is 539172461. The reversal of 539172453 is 354271935.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 539172453 - 2¹³ = 539164261 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 (539172433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89862073 + ... + 89862078.

It is an arithmetic number, because the mean of its divisors is an integer number (179724152).

Almost surely, 2^539172453 is an apocalyptic number.

It is an amenable number.

539172453 is a deficient number, since it is larger than the sum of its proper divisors (179724155).

539172453 is a wasteful number, since it uses less digits than its factorization.

539172453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179724154.

The product of its digits is 113400, while the sum is 39.

The square root of 539172453 is about 23220.0872737378. The cubic root of 539172453 is about 813.9090893084.

The spelling of 539172453 in words is "five hundred thirty-nine million, one hundred seventy-two thousand, four hundred fifty-three".