5190371389 has 4 divisors (see below), whose sum is σ = 5931853024. Its totient is φ = 4448889756.

The previous prime is 5190371387. The next prime is 5190371399. The reversal of 5190371389 is 9831730915.

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 a cyclic number.

It is not a de Polignac number, because 5190371389 - 2¹ = 5190371387 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 (5190371387) 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, 370740807 + ... + 370740820.

It is an arithmetic number, because the mean of its divisors is an integer number (1482963256).

Almost surely, 2^5190371389 is an apocalyptic number.

It is an amenable number.

5190371389 is a deficient number, since it is larger than the sum of its proper divisors (741481635).

5190371389 is an equidigital number, since it uses as much as digits as its factorization.

5190371389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741481634.

The product of its (nonzero) digits is 204120, while the sum is 46.

The square root of 5190371389 is about 72044.2321702439. The cubic root of 5190371389 is about 1731.4082321301.

The spelling of 5190371389 in words is "five billion, one hundred ninety million, three hundred seventy-one thousand, three hundred eighty-nine".