5351191051 has 4 divisors (see below), whose sum is σ = 5424495112. Its totient is φ = 5277886992.

The previous prime is 5351191039. The next prime is 5351191067. The reversal of 5351191051 is 1501911535.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5351191051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5351191091) 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, 36651921 + ... + 36652066.

It is an arithmetic number, because the mean of its divisors is an integer number (1356123778).

Almost surely, 2^5351191051 is an apocalyptic number.

5351191051 is a deficient number, since it is larger than the sum of its proper divisors (73304061).

5351191051 is an equidigital number, since it uses as much as digits as its factorization.

5351191051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73304060.

The product of its (nonzero) digits is 3375, while the sum is 31.

The square root of 5351191051 is about 73151.8355955611. The cubic root of 5351191051 is about 1749.1087762437.

The spelling of 5351191051 in words is "five billion, three hundred fifty-one million, one hundred ninety-one thousand, fifty-one".