5373493451 has 4 divisors (see below), whose sum is σ = 5373939504. Its totient is φ = 5373047400.

The previous prime is 5373493441. The next prime is 5373493453. The reversal of 5373493451 is 1543943735.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5373493451 - 2¹⁸ = 5373231307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5373493453) 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, 204440 + ... + 229221.

It is an arithmetic number, because the mean of its divisors is an integer number (1343484876).

Almost surely, 2^5373493451 is an apocalyptic number.

5373493451 is a deficient number, since it is larger than the sum of its proper divisors (446053).

5373493451 is a wasteful number, since it uses less digits than its factorization.

5373493451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446052.

The product of its digits is 680400, while the sum is 44.

The square root of 5373493451 is about 73304.1161941129. The cubic root of 5373493451 is about 1751.5353547191.

The spelling of 5373493451 in words is "five billion, three hundred seventy-three million, four hundred ninety-three thousand, four hundred fifty-one".