75151315271 has 2 divisors, whose sum is σ = 75151315272. Its totient is φ = 75151315270.

The previous prime is 75151315241. The next prime is 75151315409. The reversal of 75151315271 is 17251315157.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75151315271 is a prime.

It is a super-2 number, since 2×75151315271² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75151315241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37575657635 + 37575657636.

It is an arithmetic number, because the mean of its divisors is an integer number (37575657636).

Almost surely, 2^75151315271 is an apocalyptic number.

75151315271 is a deficient number, since it is larger than the sum of its proper divisors (1).

75151315271 is an equidigital number, since it uses as much as digits as its factorization.

75151315271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36750, while the sum is 38.

The spelling of 75151315271 in words is "seventy-five billion, one hundred fifty-one million, three hundred fifteen thousand, two hundred seventy-one".